Why might an increase in the concentration of greenhouse gases be a concern? What
might be the effect of an increase? Use the diagram to help you answer.

Answers

Answer 1

Answer:

too many greenhouse gases can cause the temperature to increase out of control. ... The increased greenhouse effect is causing changes in our planet that can affect our lives. The major Greenhouse Gas, carbon dioxide, emitted naturally and by the burning of fossil fuels, stays in the atmosphere a long

Effects: By increasing the concentration of greenhouse gases in the atmosphere, we’re amplifying the planet’s natural greenhouse effect and turning up the dial on global warming.

Answer 2

The atmosphere of the Earth may begin to trap more and more heat if these greenhouse gases are present in excess. Earth warms as a result of this.

What are Greenhouse gases?

A greenhouse gas is a gas that produces the greenhouse effect by both absorbing and emitting radiant energy at thermal wavelengths that are infrared. The five main greenhouse gases in the atmosphere of Earth are ozone, carbon dioxide, methane, and water vapour.

Carbon dioxide, methane, nitrous oxides, and water vapour are examples of greenhouse gases. (A "feedback" is the term used to describe water vapor, which reacts chemically or physically to changes in temperature.) Scientists have found that the warming effect of carbon dioxide contributes to the stabilisation of Earth's atmosphere.

Thus, the atmosphere of the Earth may begin to trap more and more heat if these greenhouse gases are present in excess. Earth warms as a result of this.

Learn more about Greenhouse gases here:

https://brainly.com/question/14131369

#SPJ2


Related Questions

Draw a Lewis structure for NHF2 in which the central N atom obeys the octet rule, and answer the following questions based on your drawing.
The number of unshared pairs (lone pairs) on the central N atom is: _____
The central N atom forms ____ single bonds.
The central N atom forms ____ double bonds.

Answers

The number of unshared pairs (lone pairs) on the central N atom is: 3.

The central N atom forms 1 single bond.

The central N atom forms 0 double bonds.

To draw the Lewis structure for NHF₂ and determine the number of unshared pairs (lone pairs) and the number of single and double bonds on the central nitrogen (N) atom, we follow these steps:

Determine the total number of valence electrons:

N: 5 valence electrons

H: 1 valence electron × 2 = 2 valence electrons

F: 7 valence electrons × 2 = 14 valence electrons

Total = 5 + 2 + 14 = 21 valence electrons

Place the atoms in the structure:

N is the central atom, and we place H and F atoms around it.

Connect the atoms with single bonds:

N - H - F

Distribute the remaining electrons as lone pairs to fulfill the octet rule:

Since we have used 4 electrons for the single bonds (2 electrons for each bond), we have 21 - 4 = 17 electrons left.

Place 3 lone pairs (6 electrons) on the N atom.

The Lewis structure for NHF₂ is as follows:

H

 |

H - N - F

Learn more about The Lewis Structure: https://brainly.com/question/29603042

#SPJ11

Time left 1:45:17
Question 7
Not yet answered
Marked out of 3
Flag question
Question text
Consider the following reaction:

2Si2H6(g) + 7O2(g) ⇌ 4SiO2(g)+6H2O (l)

Give the expression for the equilibrium constant for this reaction. A. (PSi2H6)2(PO2)7/(PSiO2)4



B. (PSi2H6)2(PO2)7(PSiO2)4



C. (PSiO2)4/(PSi2H6)2(PO2)7



D. (PSiO2)4[(H2O])6/(PSi2H6)2(PO2)7

Answers

The equilibrium constant expression for the reaction is (PSiO2)4/(PSi2H6)2(PO2)7. Hence, the correct option is C.

In this expression, the concentrations of the reactants (Si2H6 and O2) are raised to the power of their respective stoichiometric coefficients, and the concentration of the product (SiO2) is raised to the power of its stoichiometric coefficient. The concentration of the liquid product (H2O) is not included in the equilibrium constant expression because it is in the liquid state.

The correct expression for the equilibrium constant (K) for the given reaction is:

C. (PSiO2)4/(PSi2H6)2(PO2)7

Therefore, the equilibrium constant expression for the reaction is (PSiO2)4/(PSi2H6)2(PO2)7.

Learn more about equilibrium constant from the link given below.

https://brainly.com/question/28559466

#SPJ4

list, in order with no period, the given reagents required to convert each of the following to pentanoic acid.note: not all steps may be necessary. if a step is not needed, type 'na'.

Answers

The reagents required in order to convert 1-pentene to pentanoic acid are O3, Zn/H2O, KMnO4, and H2SO4.

Since no starting compound is given, I will assume that we need to start from a compound that can be converted to pentanoic acid. One possible starting compound could be 1-pentene.

To convert 1-pentene to pentanoic acid, the following reagents and steps can be used:

O3 (ozone) followed by Zn/H2O: This will convert 1-pentene to 1-pentanal.

KMnO4/H2SO4: This will oxidize 1-pentanal to pentanoic acid.

Therefore, the reagents required in order to convert 1-pentene to pentanoic acid are O3, Zn/H2O, KMnO4, and H2SO4.Note that there may be alternative routes or additional steps that can be used to convert other starting compounds to pentanoic acid.

For more such questions on reagents visit:

https://brainly.com/question/29713522

#SPJ11

zinc metal is added to a solution of magnesium sulfate express your answer as a balanced chemical equation. identify all of the phases in your answer. if no reaction occurs, simply write noreaction.

Answers

The phases of the reactants and products are:

Zn(s) + [tex]MgSO_4[/tex](aq) → Mg(s) + [tex]ZnSO_4[/tex](aq)

(s) solid, (aq) aqueous (dissolved in water)

In this reaction, zinc displaces magnesium from its compound and forms zinc sulfate, which remains in solution. Magnesium, being less reactive, is deposited as a solid.

Zinc metal (Zn) is more reactive than magnesium (Mg), so it can displace magnesium ions from its compounds. Therefore, when zinc is added to a solution of magnesium sulfate ([tex]MgSO_4[/tex]), a single replacement reaction occurs:

Zn(s) + [tex]MgSO_4[/tex](aq) → Mg(s) + [tex]ZnSO_4[/tex](aq)

For more question on reactants click on

https://brainly.com/question/26283409

#SPJ11

The balanced chemical equation for the reaction between zinc metal (Zn) and magnesium sulfate (MgSO4) is:

Zn(s) + MgSO4(aq) → ZnSO4(aq) + Mg(s)

When zinc metal is added to a solution of magnesium sulfate, no reaction occurs because zinc is less reactive than magnesium. Therefore, you can simply write "no reaction" to express this situation.

In this equation, (s) represents solid, and (aq) represents aqueous solution. The zinc metal reacts with magnesium sulfate to form zinc sulfate (ZnSO4) in the aqueous solution, while magnesium precipitates as a solid.

Learn more about zinc click here:

https://brainly.com/question/13890062

#SPJ11

arrange the following solutions in order from lowest to highest ph: 0.10 m hcl, 0.10 m h2so4, and 0.10 m hf.

Answers

The correct order from lowest to highest pH is: 0.10 M HCl, 0.10 M H₂SO₄, and 0.10 M HF.

In aqueous solutions, the pH scale measures the concentration of hydrogen ions (H⁺) present. The lower the pH, the higher the concentration of H⁺ and the more acidic the solution.

To arrange the solutions in order from lowest to highest pH, we need to compare the strengths of their respective acids. HCl is a stronger acid than H₂SO₄ and HF, meaning it will dissociate more completely in water to produce more H⁺ ions. Therefore, the solution of 0.10 M HCl will have the lowest pH, followed by 0.10 M H₂SO₄, and then 0.10 M HF, which is a weaker acid and will produce fewer H⁺ ions in solution.

Thus, the correct order from lowest to highest pH is: 0.10 M HCl, 0.10 M H2SO4, and 0.10 M HF.

Learn more about pH at: https://brainly.com/question/27371101

#SPJ11

suppose you are recording a neuron’s resting membrane potential. if you added potassium-chloride (kcl) to the external medium, what would happen to the cell's resting membrane potential?

Answers

Adding potassium chloride (KCl) to the external medium would likely cause the resting membrane potential of the neuron to change.

The resting membrane potential of a neuron is primarily determined by the concentration gradient of ions across the cell membrane and the selective permeability of the membrane to different ions. In a typical neuron, the resting membrane potential is largely influenced by the concentration gradient and permeability of potassium ions.

Adding potassium chloride (KCl) to the external medium increases the concentration of potassium ions in the extracellular environment. This change in potassium ion concentration can affect the resting membrane potential of the neuron.

If the external concentration of potassium ions increases significantly, the concentration gradient across the cell membrane may be altered. This can lead to a change in the membrane potential, potentially depolarizing or hyperpolarizing the neuron.

Additionally, the change in the external concentration of potassium ions can affect the permeability of the neuron's membrane to potassium ions. If the permeability to potassium ions changes, it can further impact the resting membrane potential.

In summary, adding potassium chloride to the external medium can alter the resting membrane potential of a neuron, depending on the concentration of potassium ions and the permeability of the neuron's membrane to potassium ions. The specific effect on the resting membrane potential would require more information about the concentration of KCl and the characteristics of the neuron.

Learn more about potassium chloride here

https://brainly.com/question/14798770

#SPJ11

Do the follow reactions depict Heat of Formation Reactions? If so, mark the reaction as YES, if it is not a Heat of Formation Reaction, then chooseNO.
No/Yes 2 Fe(s) + 3/2 O2(g) → Fe2O3(s)
No/Yes Sn(s) + 2Cl2(g) → SnCl4(s)
No/Yes 2As(s) + 5/2 O2(g) → As2O5(s)
No/Yes CO(g) + Cl2(g) → COCl2(g)
No/Yes Ni(s) + 4CO(g) → Ni(CO)4(g)

Answers

Yes, one can classify both reactions as heat of formation reactions.

The enthalpy shift that takes place when one mole of a substance is created from its component elements in their standard states is known as the heat of formation. We can divide the first reaction, 2As(s) + 5/2 O2(g) As2O5(s)

To put it another way, it is the quantity of heat absorbed or released when a compound is created from its constituent parts under normal circumstances.

We can divide the first reaction, 2As(s) + 5/2 O2(g) As2O5(s), into the production of the product and the constituent parts. Arsenic in its solid state and oxygen in its gaseous state are the states of the elements. So, the response can be expressed as follows:

As2O5(s) + 5/2 O2(g) = 2As(s) + Hf?

The standard heats of formation for As(s), O2(g), and As2O5(s), which are all equal to zero, can be used to determine the heat of formation for As2O5(s). The As2O5(s) Heat of Formation would be the computed value.

We may also separate the second reaction, Ni(s) + 4CO(g) Ni(CO)4(g), into the production of the product and the constituent elements. Nickel's standard state is solid, while CO's typical state is gas. So, the response can be expressed as follows:

Ni(s) + 4CO(g), Ni(CO)4(g), Ni(s) + Hf =?

The standard heat of formation for Ni(s), which is zero, the standard heat of formation for CO(g), and the standard heat of formation for Ni(CO)4(g) can all be used to determine the heat of formation for Ni(CO)4(g). The computed value for Ni(CO)4(g) would be the Heat of Formation.

Since both reactions involve the formation of products from their constituent elements under normal circumstances, they can both be   categorised  as Heat of Formation Reactions.

For more such question on heat

https://brainly.com/question/29419715

#SPJ11

Balance the reduction half-reaction below in acid solution. How many electrons are in the balanced half-reaction?
Cr2O7 2-(aq) → Cr3+(aq)

Answers

The final balanced reduction half-reaction in acid solution is: Cr2O7 2-(aq) + 14H+(aq) + 6e- → 2Cr3+(aq) + 7H2O(l)

To balance the reduction half-reaction in acid solution, we need to add H+ ions and electrons to the reactant side. In this case, the reactant is Cr2O7 2-. We can see that the chromium atoms are being reduced from a +6 oxidation state to a +3 oxidation state. Therefore, we need to add 6 electrons to the reactant side to balance the charge.

Next, we need to balance the number of oxygens. We have 7 oxygens on the product side (7 H2O molecules) but only 2 oxygens on the reactant side (from the Cr2O7 2- ion). To balance this, we add 7 H2O molecules to the reactant side. Now, we need to balance the number of hydrogens. We have 14 H+ ions on the product side but none on the reactant side. Therefore, we add 14 H+ ions to the reactant side.

To know more about acid solution visit:

https://brainly.com/question/13208021

#SPJ11

Using the periodic table only, arrange the elements in each set in order of increasing EN.
(a) I, Br, N O Br < N < I O I < Br

Answers

The elements in the given set arranged in order of increasing electronegativity are: Br < N < I < O, where Bromine has the lowest EN, followed by Nitrogen, Iodine and Oxygen has the highest EN.

First, we need to identify the trends of electronegativity in the periodic table. Electronegativity increases across a period from left to right and decreases down a group.

Hence, Iodine being at the bottom of the halogen group has the least electronegativity, followed by Bromine and then Oxygen. Nitrogen being in group 15 has higher electronegativity than Bromine and Iodine but less than Oxygen.

Therefore, the elements in the given set arranged in order of increasing electronegativity are: Br < N < I < O, where Bromine has the lowest EN, followed by Nitrogen, Iodine and Oxygen has the highest EN.

In conclusion, using the periodic table, we can arrange elements based on their electronegativity, which helps us understand the chemical behavior of these elements in different compounds and reactions.

For more question on Electronegativity

https://brainly.com/question/24977425

#SPJ11

The correct answer is: N < O < Br < I.

To arrange the elements in order of increasing EN (electronegativity) using the periodic table, you need to look at the trends in EN across a period (row) and down a group (column).

In this set, N is in group 15 and period 2, O is in group 16 and period 2, Br is in group 17 and period 4, and I is in group 17 and period 5.

Across a period, EN generally increases from left to right as the atoms have a greater effective nuclear charge due to the increasing number of protons in the nucleus. This trend would suggest that I has the highest EN, followed by Br, N, and O.

However, down a group, EN generally decreases as the atoms get larger and the valence electrons are farther from the nucleus, making them less attracted to it. This trend would suggest that N has the lowest EN, followed by O, Br, and I.

Since the trend down a group is stronger than the trend across a period, the correct order is N < O < Br < I.

Learn more about electronegativity click here:

https://brainly.in/question/3744014

#SPJ11

The difference between the amount of heat releasedupon the hydrogenation of benzene and that calculated for the hydrogenation of an imaginary cyclohexatriene is called the:

Answers

The difference between the amount of heat released upon the hydrogenation of benzene and that calculated for the hydrogenation of an imaginary cyclohexatriene is called the "resonance energy."

Resonance energy is defined as the stabilization energy associated with the delocalization of electrons in a molecule through resonance. In benzene, the six π electrons are delocalized over the entire ring structure, leading to greater stability and a lower heat of hydrogenation than would be expected for a simple cyclohexene ring.

The hypothetical cyclohexatriene, on the other hand, cannot actually exist in isolation because of its instability, but serves as a useful model for calculating the resonance energy of benzene. The resonance energy is a measure of the extent of delocalization of electrons and is an important concept in understanding the stability of aromatic compounds.

learn more about Benzene here:

https://brainly.com/question/14934227

#SPJ11

Calculate Eºcell for the following reaction: 2Fe2+ (aq) + Cd2+ (aq) →2Fe3+ (aq) + Cd(s) (3sf) Determine the equilibrium constant (Keq) at 25°C for the reaction Cl2(g) + 2Br (aq) =2C1 (aq) + Br2(1). Your answer should be in scientific notation format with 2sf Question 13 For the electrochemical cell, Cd(s) Cd2 (aq) Co2+ (aq)| Co(s), determine the equilibrium constant (Keq) at 25°C for the reaction that occurs. (your newer should be in scientific notation format with 2 s Calculate AG" for the electrochemical cell Pb(s) | Pb2+ (aq)| Fe³(aq)| Fe²(aq)| Pi(s) (The unit is Kj/mol) Question 14 out of a po Dod of 3

Answers

Using the standard electrode potentials from the table, perform the following:

Eocell is equal to Eo(cathode) - Eo(anode)

Eocell = (+0.77 V) - (-0.40 V) = +1.17 V where Eo(Fe3+/Fe2+) - Eo(Cd2+/Cd)

The Nernst equation can be used to get the equilibrium constant (Keq) for the reaction Cl2(g) + 2Br- (aq) = 2Cl- (aq) + Br2(l) at 25°C:

Eocell = ln(Keq)(RT/nF)

Keq equals nEocell/RT.

where n is the number of electrons exchanged (2), R is the gas constant (8.314 J/K*mol), T is the temperature in Kelvin (298 K), and F is the Faraday constant (96,485 C/mol).

Inserting the values:

Keq = e(2\times(2.20 V)/(8.314 J/K\times mol\times298 K)) = 1.33 x 1017

The balanced equation for the reaction in the electrochemical cell Cd(s) | Cd2+ (aq) || Co2+ (aq) | Co(s) is:

Cd2+ (aq) + Co(s) = Cd(s) + Co2+ (aq)

The Nernst equation can be used to compute the equilibrium constant (Keq):

Eocell = ln(Keq)(RT/nF)

Keq equals nEocell/RT.

where n is the number of electrons exchanged (2), R is the gas constant (8.314 J/K\times mol), T is the temperature in Kelvin (298 K), and F is the Faraday constant (96,485 C/mol).

The cell potential is 0 because the cell is in equilibrium:

Eo(Co2+/Co)cell = 0 = Eocell - Eº(Cd2+/Cd)

Eo(Cd2+/Cd) = Eo(Co2+/Co).

Using the common reduction potentials from the table as a replacement:

-0.28 V for Eo(Co2+/Co).

-0.40 V for Eo(Cd2+/Cd).

Keq = e(2 \times 0.28 V)/(8.314 J/K\times mol \times 298 K)) = 1.3 x 10-5

The equation: can be used to get the standard Gibbs free energy change (Go) for the electrochemical cell Pb(s) | Pb2+ (aq) || Fe3+ (aq), Fe2+ (aq), | Pt(s).

Go=-nF Eocell

where n is the quantity of transferred electrons (2), F is the Faraday constant (96,485 C/mol), and Eocell is the normal cell potential. The standard cell potential can be calculated as the total of the standard reduction potentials for each half-reaction because there are two half-reactions:

Eocell = (+0.77 V) - (-0.13 V) = +0.90 V where Eocell = Eo(cathode) - Eo(anode) = Eo(Fe3+/Fe2+) - Eo(Pb2+/Pb)

Inserting the values:

Go = -174.9 kJ/mol (96,485 C/mol) \times (+0.90 V) / 1000 J/kJ

Consequently, the electrochemical standard Gibbs free energy change

For more such questions on electrode

https://brainly.com/question/3548442

#SPJ11

Keq for the reaction is 1.16 x 10^17. For the electrochemical cell, Cd(s) | Cd2+ (aq) || Co2+ (aq) | Co(s). The balanced equation for the reaction that occurs is: Cd(s) + Co2+ (aq) → Cd2+ (aq) + Co(s) The standard reduction potentials (Eºred) are: Cd2+(aq) + 2e- → Cd(s) Eºred = -0.403 V

Co2+(aq) +

For the reaction: 2Fe2+ (aq) + Cd2+ (aq) → 2Fe3+ (aq) + Cd(s)

The standard reduction potentials (Eºred) are:

Fe3+(aq) + e- → Fe2+(aq) Eºred = +0.771 V

Cd2+(aq) + 2e- → Cd(s) Eºred = -0.403 V

The overall reaction can be obtained by adding the reduction half-reactions and multiplying the Fe2+/Fe3+ half-reaction by 2 to balance the electrons: 2Fe2+ (aq) → 2Fe3+ (aq) + 2e- Eºred = -1.542 V

Cd2+(aq) + 2e- → Cd(s) Eºred = -0.403 V

The overall reaction is:

2Fe2+ (aq) + Cd2+ (aq) → 2Fe3+ (aq) + Cd(s)

The standard cell potential (Eºcell) can be calculated using the formula:

Eºcell = Eºred(cathode) - Eºred(anode)

Eºcell = (-0.403 V) - (-1.542 V)

Eºcell = +1.139 V

Therefore, Eºcell for the reaction is +1.139 V.

For the reaction: Cl2(g) + 2Br- (aq) = 2Cl- (aq) + Br2(l)

The standard reduction potentials (Eºred) are:

Cl2(g) + 2e- → 2Cl- (aq) Eºred = +1.358 V

Br2(l) + 2e- → 2Br- (aq) Eºred = +1.087 V

The overall reaction can be obtained by adding the reduction half-reactions: Cl2(g) + 2Br- (aq) = 2Cl- (aq) + Br2(l)

The standard cell potential (Eºcell) can be calculated using the formula:

Eºcell = Eºred(cathode) - Eºred(anode)

Eºcell = (+1.087 V) - (+1.358 V)

Eºcell = -0.271 V

The equilibrium constant (Keq) can be calculated using the Nernst equation:

Eºcell = (RT/nF) ln(Keq)

Solving for Keq:

Keq = exp[(nF/Eºcell) - (RT/nF)]

Keq = exp[(2 x 96485 C/mol) / (-0.271 V x 8.314 J/mol·K x 298 K)]

Keq = 1.16 x 10^17

Learn more about electrochemical cell here:

https://brainly.com/question/30013320

#SPJ11

Compounds containing nitrogen are often weak bases. One example is aminoethanol, which has the formula hoch2ch2nh2 and a kb value of 3. 1 × 10

Answers

The concentration of hydroxide ions ([OH-]) in aminoethanol is              3.1 × 10^-5 M.

To calculate the hydroxide ion (OH-) concentration in aminoethanol, we can use the Kb value and the initial concentration of aminoethanol.

The Kb expression for the reaction of aminoethanol (NH2CH2CH2OH) with water is:

Kb = [OH-][NH2CH2CH2OH] / [NH3CH2CH2OH]

Given:

Kb = 3.1 × 10^-5 (unitless)

Initial concentration of aminoethanol ([NH2CH2CH2OH]) = 4.25 × 10^-4 M.

Let's assume the initial concentration of hydroxide ions ([OH-]) is x M.

Using the Kb expression, we have:

Kb = [OH-][NH2CH2CH2OH] / [NH3CH2CH2OH]

3.1 × 10^-5 = x × (4.25 × 10^-4) / (4.25 × 10^-4)

Simplifying the expression, we have:

3.1 × 10^-5 = x

Therefore, the concentration of hydroxide ions ([OH-]) in aminoethanol is 3.1 × 10^-5 M.

The given question is incomplete and the completed question is given below.

Compounds containing nitrogen are often weak bases. One example is aminoethanol, which has the formula HOCH2CH2NH2 Kb = 3.1  10-5 Initial concentration of aminoethanol = 4.25  10-4 M . Calculate the hydroxide ion concentration in aminoethanol.

Learn more about hydroxide ion from the link given below.

https://brainly.com/question/14619642

#SPJ4

considering the activity series of increasing reactivities (cu < sn < fe < zn < mg), which metal(s) could be used to protect steel (fe)? a) cu or sn b) cu only c) sn only d) mg only e) zn or mg

Answers

Zinc (Zn) or magnesium (Mg) can be used to protect steel (Fe) from corrosion. Option E

The activity series of increasing reactivities is a list of metals arranged in order of decreasing tendency to lose electrons and undergo oxidation. The metals at the top of the activity series are more reactive and have a greater tendency to undergo oxidation, while those at the bottom are less reactive and have a lower tendency to undergo oxidation.

In the given activity series (cu < sn < fe < zn < mg), we can see that copper (Cu) and tin (Sn) are less reactive than iron (Fe), while magnesium (Mg) and zinc (Zn) are more reactive than iron.

To protect steel (Fe) from corrosion, a more reactive metal is used as a sacrificial anode, which corrodes in place of the steel. This process is known as cathodic protection. The sacrificial anode needs to be more reactive than the steel, so that it will corrode instead of the steel.

From the given activity series, we can see that magnesium (Mg) and zinc (Zn) are more reactive than iron (Fe), and hence, they can be used to protect steel. Copper (Cu) and tin (Sn) are less reactive than iron (Fe), and hence, they cannot be used for cathodic protection.Therefore, the correct answer is (e) zinc or magnesium.

For more such questions on corrosion visit:

https://brainly.com/question/23269398

#SPJ11

identify how you would make hexylamine from 1-cyanopentane:

Answers

The correct method to synthesize hexylamine from 1-cyclopentane is through reduction with lithium aluminum hydride ([tex]$\text{LiAlH}_4$[/tex]). Here option A is the correct answer.

The reaction involves the addition of [tex]$\text{LiAlH}_4$[/tex] to the nitrile group of 1-cyclopentane, which results in the formation of hexylamine. The reduction reaction is carried out in anhydrous conditions using an appropriate solvent such as diethyl ether or tetrahydrofuran (THF). The reaction is exothermic and is usually carried out under reflux.

Once the reaction is complete, the reaction mixture is cooled, and the excess [tex]$\text{LiAlH}_4$[/tex] is quenched with water or dilute acid. The resulting mixture is then filtered, and the solvent is evaporated to yield crude hexylamine.

The crude product can be purified by distillation or through acid-base extraction using a suitable acid such as hydrochloric acid to protonate the amine group, followed by extraction with an organic solvent such as diethyl ether. The organic layer is then washed with water, dried with anhydrous magnesium sulfate, and the solvent is evaporated to yield pure hexylamine.

To learn more about lithium aluminum hydride

https://brainly.com/question/31567716

#SPJ4

Complete question:

Which of the following methods can be used to synthesize hexylamine from 1-cyanopentane?

A) Reduction with lithium aluminum hydride

B) Hydrolysis with sodium hydroxide

C) Oxidation with potassium permanganate

D) Esterification with sulfuric acid and methanol

which species has the strongest carbon - carbon bond, c2hcl , c2h6 , or c2cl4 ?

Answers

The species with the strongest carbon-carbon bond is C₂H₆ (ethane). Ethane consists of two carbon atoms that are bonded together by a single sigma bond, which is the strongest type of covalent bond.

When two atoms form a covalent bond, they share a pair of electrons to achieve a stable electron configuration. In the case of multiple bonds between carbon atoms, there is a higher electron density and longer bond length compared to single bonds.

This is because the additional bonds share more electrons and have a larger electron cloud, leading to a weaker bond.  The introduction of electronegative atoms such as chlorine into a molecule can also affect the strength of carbon-carbon bonds. Chlorine has a higher electronegativity than carbon, meaning it attracts electrons more strongly.

As a result, the electrons in the bond are pulled towards the chlorine atom, creating partial charges and making the bond less symmetrical. This reduces the overlap of the electron clouds of the carbon atoms, leading to a weaker bond.

Ethane, on the other hand, has a simple single bond between its two carbon atoms, where the electrons are evenly shared. This results in a more symmetrical bond and stronger overlap of the electron clouds, leading to a stronger carbon-carbon bond.

To know more about  covalent bond, refer here:

https://brainly.com/question/7357068#

#SPJ11

Indicate whether the first listed reactant in each of the following Bronsted-Lowry acid-base reactions is functioning as an acid or a base. F^- + H_2O rightarrow HF + OH^- HCIO + H_2O rightarrow H_3O^+ + CIO^- H_3PO_4 + NH_3 rightarrow NH_4^+ + H_2PO_4^- HNO_2 + HS^- rightarrow H_2S + NO_2^-

Answers

In the given Bronsted-Lowry acid-base reactions, F⁻ and NH₃ act as bases, while HCIO and HNO₂ act as acids. Each acid donates a proton (H⁺), while each base accepts a proton.

To determine if the first listed reactant in each of these Bronsted-Lowry acid-base reactions is functioning as an acid or a base.

1. F⁻+ H₂O → HF + OH⁻
In this reaction, F⁻ (fluoride ion) is functioning as a Bronsted-Lowry base, as it accepts a proton (H⁺) from H₂O to form HF.

2. HCIO + H₂O → H₃O⁺ + ClO⁻
In this reaction, HCIO (hypochlorous acid) is functioning as a Bronsted-Lowry acid, as it donates a proton (H⁺) to H₂O to form H₃O⁺.

3. H₃PO₄ + NH₃ → NH₄⁺ + H₂PO₄⁻
In this reaction, H₃PO₄ (phosphoric acid) is functioning as a Bronsted-Lowry acid, as it donates a proton (H⁺) to NH₃ to form NH₄⁺.

4. HNO₂ + HS⁻ → H₂S + NO₂⁻
In this reaction, HNO₂ (nitrous acid) is functioning as a Bronsted-Lowry acid, as it donates a proton (H⁺) to HS⁻ to form H₂S.

To know more about the acid-base reactions refer here :

https://brainly.com/question/15209937#

#SPJ11

What is the angle between two of the carbon-chlorine bonds in the carbon tetrachloride (CCI) molecule? X ?

Answers

The angle between any two adjacent carbon-chlorine bonds in CCl4 is approximately 109.5 degrees.

In carbon tetrachloride (CCl4), each carbon atom is covalently bonded to four chlorine atoms in a tetrahedral geometry. The angle between any two adjacent carbon-chlorine bonds is known as the bond angle.

To determine the bond angle in CCl4, we need to consider the molecular geometry of the molecule. The tetrahedral geometry of CCl4 means that the carbon atom and its four chlorine atoms form a regular tetrahedron, with each bond pointing towards one of the tetrahedron's vertices.

The bond angles in a regular tetrahedron are all the same and are given by the formula:

arccos(-1/3) ≈ 109.5°

Therefore, the angle between any two adjacent carbon-chlorine bonds in CCl4 is approximately 109.5 degrees.

It is worth noting that the bond angle in CCl4 is slightly distorted from the ideal tetrahedral angle due to the repulsion between the four chlorine atoms. This distortion causes the bond angles to be slightly smaller than 109.5 degrees, with the exact angle depending on the specific orientation of the carbon-chlorine bonds in the molecule.

In summary, the angle between any two adjacent carbon-chlorine bonds in the carbon tetrachloride (CCl4) molecule is approximately 109.5 degrees, which is the ideal bond angle for a regular tetrahedron.

To learn more about carbon-chlorine bonds refer here:

https://brainly.com/question/24173790

#SPJ11

What is the final temperature when a 5.0 g sample of brass initially at 25°C absorbs 75 J of heat? The specific heat of brass is 0.38 J.g^-1.°C^-1 q = MCATA) -14 °C B) 31 °C C) 39 °C D) 64°C

Answers

The amount of heat needed to raise a substance's temperature by one degree is known as its heat capacity. According to contemporary thermodynamics, heat is the system's overall internal energy. The final temperature is 64.47. The correct option is D.

The quantity of heat energy needed to raise the temperature of a unit mass of any substance or matter by one degree Celsius is known as its specific heat capacity.

Mathematically it is given as:

Q= m c ΔT

75 = 5.0 × 0.38 ( T₂ - T₁)

75 = 5.0  × 0.38 (T₂ -25)

75 = 1.9  (T₂ -25)

T₂ = 64.47

Thus the correct option is D.

To know more about heat capacity, visit;

https://brainly.com/question/29766819

#SPJ1

true/false. the best-fitting line maximizes the residuals.

Answers

Answer:False. The best-fitting line minimizes the residuals (the difference between the observed data and the predicted values by the line).

learn more about best-fitting line minimizes the residuals

https://brainly.com/question/30243733?referrer=searchResults

#SPJ11

What is the pH of a 0.015 M aqueous solution of hydrazoic acid (HN3) (Ka = 1.9 x 10–5) at 25°C?2.891.823.286.554.87

Answers

The pH of a 0.015 M aqueous solution of hydrazoic acid (HN₃) with a Ka value of 1.9 x 10⁻⁵ at 25°C is 4.87.

Hydrazoic acid (HN₃) is a weak acid that partially ionizes in water. The ionization reaction can be represented as follows:

HN₃ ⇌ H⁺ + N₃⁻

The equilibrium constant for this reaction is the acid dissociation constant (Ka), which is given as 1.9 x 10⁻⁵ in this case.

The pH of a solution is determined by the concentration of hydronium ions (H⁺). Since hydrazoic acid is a weak acid, we can assume that the initial concentration of H⁺ is negligible compared to the concentration of the acid (0.015 M).

Using the equilibrium expression for the ionization reaction, we can set up the following equation:

Ka = [H⁺][N₃⁻] / [HN₃]

Since the initial concentration of H⁺ is negligible, we can approximate [HN₃] as 0.015 M. Substituting these values into the equation, we can solve for [H⁺]:

1.9 x 10⁻⁵ = [H⁺]² / 0.015

[H⁺]² = 0.015 x 1.9 x 10⁻⁵

[H⁺] ≈ √(0.015 x 1.9 x 10⁻⁵)

[H⁺] ≈ 2.78 x 10⁻³ M

The pH is calculated as the negative logarithm of the H⁺ concentration:

pH = -log[H⁺] ≈ -log(2.78 x 10⁻³)

pH ≈ 4.87

Therefore, the pH of the 0.015 M aqueous solution of hydrazoic acid (HN₃) at 25°C is approximately 4.87.

learn more about hydrazoic acid here:

https://brainly.com/question/32096085

#SPJ11

The element that has four completely filled s sublevels, and three d electrons is:A. VB. CrC. NbD. TiE. Sc

Answers

The element that has four completely filled s sublevels and three d electrons is D. Ti, which is Titanium.

Its electron configuration is [Ar] 4s² 3d², meaning it has two electrons in the 4s sublevel and two electrons in the 3d sublevel.

The electron configuration of Chromium is [Ar] 4s² 3d⁴. Chromium has 24 electrons in total, with two electrons occupying the 4s orbital and the remaining ten electrons distributed among the five 3d orbitals.

The electronic configuration can be represented as follows:

1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ 3d⁵

However, in the case of Chromium, it exhibits an interesting electron configuration anomaly due to its stability. One electron from the 4s sublevel is actually "promoted" or excited to the 3d sublevel, resulting in the configuration:

1s² 2s² 2p⁶ 3s² 3p⁶ 4s⁰ 3d⁵

This arrangement allows for the 3d sublevel to have a half-filled configuration, which is more stable than a configuration with only four electrons in the d sublevel.

To learn more about chromium, refer below:

https://brainly.com/question/681602

#SPJ11

Study this chemical reaction:
Zn+ Cl2 ----> ZnCl2
Then, write balanced half-reactions describing the oxidation and reduction that happen in this reaction.
oxidation:
reduction:

Answers

Here are the balanced half-reactions for the oxidation and reduction in the chemical reaction of Zn and Cl2 forming ZnCl2:

Oxidation half-reaction: Zn --> Zn2+ + 2e-

Reduction half-reaction: Cl2 + 2e- --> 2Cl-

In the oxidation half-reaction, zinc (Zn) loses two electrons (2e-) and is oxidized to form zinc ions (Zn2+).

In the reduction half-reaction, chlorine gas (Cl2) gains two electrons (2e-) and is reduced to form chloride ions (Cl-).

Oxidation is the process of releasing electrons. Here, the compound getting oxidized (release electron) acts as a reducing agent for the other species.

Reduction is the process of accepting electrons. Here, the compound getting reduced  (accepts electrons) acts as an oxidizing agent for the other species.

An overall balanced chemical equation is:

Zn + Cl2 --> ZnCl2

Here, both oxidation and reduction go simultaneously, and therefore known as a redox reaction.

To know more about redox reactions, click below.

https://brainly.com/question/28300253

#SPJ11

In the dry cell battery, what element is being oxidized during use?
Zn(s) + 2MnO2(s) +2NH4+(aq) → Zn2+(aq) + Mn2O3 (s) + 2NH3 (aq) + H2O(ℓ)
zinc
oxygen
manganese
nitrogen
hydrogen

Answers

In the dry cell battery, the element being oxidized during use is zinc.

The chemical reaction that takes place in a dry cell battery involves the oxidation of zinc (Zn) which is the anode, and the reduction of manganese dioxide (MnO2) which is the cathode. The reaction generates an electric current that flows through the battery to power electronic devices. As the battery discharges, the zinc is oxidized to form zinc ions (Zn2+) which dissolve into the electrolyte, and the manganese dioxide is reduced to form manganese oxide (Mn2O3) which stays on the cathode. Therefore, the reaction in the dry cell battery involves the transfer of electrons from the zinc anode to the manganese dioxide cathode, with the zinc being oxidized and the manganese dioxide being reduced. Answer more than 100 words.
In the dry cell battery, during use, the element being oxidized is zinc (Zn). This is evident in the provided chemical reaction:
Zn(s) + 2MnO2(s) + 2NH4+(aq) → Zn2+(aq) + Mn2O3(s) + 2NH3(aq) + H2O(ℓ)
Here, zinc (Zn) is losing electrons, resulting in the formation of Zn2+ ions. This process is known as oxidation.

To know more about Cell battery visit:

https://brainly.com/question/19225854

#SPJ11

What mass of silver can be plated onto an object in 33.5 minutes at 8.70 A of current?
Ag⁺(aq) + e⁻ → Ag(s)
Question 99 options:
A.Ag⁺(aq) + e⁻ → Ag(s)
B.9.78 g
C. 0.326 g
D. 3.07 g

Answers

The first step is to calculate the number of coulombs of charge that pass through the circuit in 33.5 minutes at 8.70 A of current . mass of silver can be plated in the right answer is , m Ag = 3.07 g

To calculate the mass of silver plated, you can use Faraday's Law of Electrolysis. First, determine the charge passed through the circuit using the current and time given. Convert time to seconds: 33.5 minutes * 60 seconds/minute = 2010 seconds, Calculate charge (Q) using current (I) and time (t): Q = I * t = 8.70 A * 2010 s = 17487 Coulombs.

calculate the number of moles of electrons (n) using the charge and Faraday's constant F = 96485 C/mol, n = Q / F = 17487 C / 96485 C/mol ≈ 0.1812 mol of electrons .Since the reaction Ag⁺(aq) + e⁻ → Ag s indicates that 1 mole of electrons is required to plate 1 mole of silver, the number of moles of silver Ag is equal to the number of moles of electrons ,n Ag = 0.1812 mol Now, calculate the mass of silver using its molar mass M = 107.87 g/mol. Mass of Ag = n Ag * M Ag = 0.1812 mol * 107.87 g/mol ≈ 9.78 g.

To know more about mass visit :

https://brainly.com/question/15959704

#SPJ11

2.1 mol of monatomic gas a initially has 4500 j of thermal energy. it interacts with 2.6 mol of monatomic gas b, which initially has 8100 j of thermal energy.

Answers

When two gases interact with each other, they can exchange energy through various processes such as collisions and heat transfer.

In this case, we have two monatomic gases, A and B, that interact with each other. Gas A has 2.1 moles and an initial thermal energy of 4500 J, while gas B has 2.6 moles and an initial thermal energy of 8100 J.

During their interaction, the gases can exchange thermal energy through collisions. If the gases are in contact, they can exchange energy through conduction. If they are separated by a barrier, they can exchange energy through radiation. The specific mechanism of energy exchange depends on the conditions of the system.

Without knowing the specific conditions of the system, it is difficult to determine the exact outcome of the interaction between gas A and gas B. However, some general observations can be made based on the initial conditions of the gases.

Since gas B has a higher initial thermal energy than gas A, it is likely that energy will flow from gas B to gas A. This could lead to an increase in the thermal energy of gas A and a decrease in the thermal energy of gas B.

However, the exact amount of energy exchange depends on the specific conditions of the system, such as the temperature and pressure of the gases, and the nature of their interaction.

In summary, when two gases interact, they can exchange energy through various processes such as collisions and heat transfer. The specific outcome of the interaction depends on the conditions of the system, but in general, energy will tend to flow from the gas with higher thermal energy to the gas with lower thermal energy.

To learn more about  energy exchange  refer here:

https://brainly.com/question/12494990

#SPJ11

using the standard reduction potentials in appendix e, calculate the standard voltage generated by the hydrogen fuel cell in acidic solution.

Answers

The standard voltage generated by the hydrogen fuel cell in acidic solution is 1.23 V.

To calculate the standard voltage generated by a hydrogen fuel cell in acidic solution, we need to use the standard reduction potentials provided in Appendix E. Here are the steps:

Identify the half-reactions: The hydrogen fuel cell consists of two half-reactions. The oxidation of hydrogen (H2) at the anode and the reduction of oxygen (O2) at the cathode. The half-reactions are:
  Oxidation: H2 → 2H+ + 2e- (anode)
  Reduction: O2 + 4H+ + 4e- → 2H2O (cathode)

Determine the standard reduction potentials (E°) for each half-reaction using Appendix E:
  E°(H2 → 2H+ + 2e-) = 0.00 V (since hydrogen is the reference)
  E°(O2 + 4H+ + 4e- → 2H2O) = +1.23 V

Calculate the standard cell potential (E°cell): To do this, subtract the standard reduction potential of the oxidation half-reaction (anode) from the standard reduction potential of the reduction half-reaction (cathode):
  E°cell = E°cathode - E°anode
  E°cell = (+1.23 V) - (0.00 V)
  E°cell = +1.23 V

Learn more about hydrogen fuel cell

brainly.com/question/29765115

#SPJ11

The standard enthalpy change for the following reaction is 940 kJ at 298 K. TiO2(s) —> Ti(s) + O2(g) AH° = 940 kJ What is the standard enthalpy change for this reaction at 298 K? Ti(s) + O2(g) –> TiO2(s) kJ

Answers

The standard enthalpy change for the reverse reaction (Ti(s) + O2(g) –> TiO2(s)) can be calculated using Hess's Law, which states that the enthalpy change for a reaction is the same whether it occurs in one step or in a series of steps.

To determine the standard enthalpy change for the reverse reaction, we need to reverse the sign of the standard enthalpy change for the forward reaction. Therefore, the standard enthalpy change for the reverse reaction is -940 kJ at 298 K.

learn more about standard enthalpy

https://brainly.in/question/42284286?referrer=searchResults

#SPJ11

Calculate the value of the equilibrium constant Kp at 298 K for the reactionN2(g) + 2 O2(g) <-> 2 NO2(g)from the following Kp values at 298 K:N2(g) + O2(g) <-> 2 NO(g) Kp= 4.4x10 to the -312NO(g) + O2(g) <-> 2 NO2(g) Kp= 2.4x 10 to the 12

Answers

The value of the equilibrium constant Kₚ at 298 K for the reaction N₂(g) + 2 O₂(g) ↔ 2 NO₂(g) is 1.6x10²⁴.

The equilibrium constant Kₚ for a reaction is defined as the ratio of the partial pressures of products to reactants, with each pressure raised to the power of its stoichiometric coefficient. For the given reaction, we can use the two given Kₚ values to calculate the equilibrium constant Kₚ for the overall reaction using the following formula:

Kₚ = (Kₚ₂)² / Kₚ₁

where Kₚ₁ is the equilibrium constant for the reaction N₂(g) + O₂(g) ↔ 2 NO(g), and Kₚ₂ is the equilibrium constant for the reaction 2 NO(g) + O₂(g) ↔ 2 NO₂(g).

Substituting the given values, we get:

Kₚ = (2.4x10¹²)² / 4.4x10⁻³ = 1.6x10²⁴

To know more about stoichiometric coefficient refer here:

https://brainly.com/question/29856106#

#SPJ11

As you are walking across your laboratory, you notice a 5.25 L flask containing a gaseous mixture of 0.0205 mole NO2 (9) and 0.750 mol N204() at 25°C. Is this mixture at equilibrium? If not, will the reaction proceed towards forming more products, or more reactants? N204(0) 2NO2 (g) Kc = 4.61 x 10-3 at 25°C A. The answer cannot be determined with the given information. B. The mixture is not at equilibrium and will proceed towards forming more product C. The mixture is not at equilibrium and will proceed towards forming more reactants. D. The mixture is at equilibrium.

Answers

Therefore, the answer is B

The answer can be determined using the given information and the reaction equation. The reaction equation is:

N2O4(g) ⇌ 2NO2(g)

The equilibrium constant for this reaction at 25°C is given as Kc = 4.61 x 10^-3. The initial moles of NO2 and N2O4 in the mixture are given as 0.0205 and 0.750 moles, respectively.

The total volume of the mixture is 5.25 L.

To determine whether the mixture is at equilibrium, we can calculate the reaction quotient (Qc) and compare it to the equilibrium constant (Kc). If Qc is less than Kc,

the reaction will proceed towards forming more products, and if Qc is greater than Kc, the reaction will proceed towards forming more reactants. If Qc is equal to Kc, the reaction is at equilibrium.

The expression for Qc is:

[tex]Qc = [NO2]^2/[N2O4][/tex]

Substituting the given values:

Qc = (0.0205/5.25)^2 / (0.750/5.25) = [tex]1.41 x 10^-4[/tex]

Comparing Qc to Kc, we see that Qc is much smaller than Kc. This means that the mixture is not at equilibrium and the reaction will proceed towards forming more products (i.e., more NO2 and less N2O4) until the system reaches equilibrium.

The mixture is not at equilibrium and will proceed towards forming more products.

To know more about equilibrium constant refer here

https://brainly.com/question/10038290#

#SPJ11

individuals with untreated beriberi accumulate two metabolites as a consequence of eating sugar – what are they and why do they accumulate?

Answers

The main answer to your question is that individuals with untreated beriberi accumulate two metabolites, pyruvic acid and lactic acid, as a consequence of eating sugar.

The explanation for this is that beriberi, a disease caused by thiamine deficiency, impairs the body's ability to properly metabolize carbohydrates. As a result, the body relies on anaerobic metabolism, which leads to the production of pyruvic acid and lactic acid. If left untreated, these metabolites can build up in the body, leading to a range of symptoms such as fatigue, muscle weakness, and nerve damage.
The main answer to your question is that individuals with untreated beriberi accumulate two metabolites, lactate and pyruvate, as a consequence of eating sugar.

Beriberi is caused by a deficiency of thiamine (vitamin B1), which is essential for carbohydrate metabolism. When individuals with beriberi eat sugar, their bodies are unable to properly metabolize glucose due to the lack of thiamine. As a result, glucose is converted into pyruvate, which accumulates in the body. Additionally, pyruvate is further converted into lactate, causing a buildup of both metabolites. The accumulation of lactate and pyruvate can lead to various symptoms and complications associated with beriberi.

For more information on pyruvic acid visit:

https://brainly.com/question/13631078

#SPJ11

Other Questions
you+have+$400,000+saved+for+retirement.+your+account+earns+4%+interest.+how+much+will+you+be+able+to+pull+out+each+month,+if+you+want+to+be+able+to+take+withdrawals+for+20+years? The popularity of which of the following is an example of the trend toward ecotourism? C) national parks in Costa Rica. Im urban areas of the united stares, the average person uses __ gallons of water per day Find the equation of the line shown. 4 3 2 4 -3-2-191 3 X Which king ruled between 1400-1600, during the renaissance? What saturation will 60g of KNO3 have at 50C? A waiter earns tips that has a mean of 7.5 dollars and a standard deviation of 2 dollars. Assume that he collects 100 tips in one week, and each tip is given independently. a. Find the expected total amount of his tips. Express your answer accurate to the three decimal places. b. Find the standard deviation for the total amount of this tips. Express your answer accurate to the three decimal places. c. Find the approximate probability that the total amount of this tips exceeds 720 dollars. d. Express your answer accurate to three decimal places. solve the initial value problem 3 = 10 4 sin(2( 4)) 4() with (0) = 5. (1 point) evaluate the integral and check your answer by differentiating. [sec(x) cos(x)2cos(x)]dx[sec(x) cos(x)2cos(x)]dx evaluate c x d x y d y z d z cxdx ydy zdz where c c is the line segment from ( 2 , 2 , 1 ) (2,2,1) to ( 0 , 0 , 4 ) (0,0,4) . An easy way to create a background thread mentioned in the text is to useA RecyclerViewnone of theseBackThreadAsyncTask Now that you created a copy of the records meeting the conditions, you are ready to enter database functions in the Summary area. In cell K2, insert the database function to total the value of the donations for the records that meet the conditions in the criteria range. Formula Builder ART 3 Summary Look Up Area DID Potion DoName DAMU CAMERA Q Homer, Samantha 6 000 00 C1 I. Call Call LAN Ich G College ENGINEERING SUSINESS BUSINESS ART Name Schneide. Doch Bouti Flores with e tyre Baner Samantha Moon Tunter 1036 Moed LEFT NDEX MATCH PROPE CONCAT SUM AVERAGE Wat Addres 1241 34 Cle 70 CM ww Haw Winck ce 41 NI Home M Com Ch 100 College ID Desar D New Dawid ING 35 ING-13 Bus 25 US25 US 27 BUS ART 45 ART 45 ENO ARE 30 MT AR ART. 12 BUS 16 14 ENG 18 ING ENG 25 EN 23 ART 24 ART 24 BUS 31 BUS-31 ART 36 ART 36 MT 42 ART 42 BUS 14 US 64 ART 38 ART ENG 52 ING-S2 4 CH OH 3.000 Ls re ART ARE BULE ENGINEERING ENGINEERING ART BUSINESS ART ART BUSINESS ART ENGINEERING M Schrom Dia Lamo HVIK COUNT All ABS Diego Lamu, AM che Steel MISNSD 1954 SAW 412 HI W Baby ace way ci Tule Der Coluwe CH PA D OH M OH M 21 16 ses Nom Am Normand Cat LEFT The spread of a genetic mutation in a population of mice can be modeled by the differ- ential equation P, 2P.(1-) . (1-3P) where P is the fraction of the mice that have the new gene. (This means that 0 s P a) Find the equilibrium points of this model and determine the stability of each one. b) If 10% of the mice have the new gene (so P-0.1) initially, what fraction of the population will have the new gene in the long run? c) What if the initial fraction is 90% of the mice? A4B102AABC - ATUVFind x.TC6UX = [?]X I desperately need help. Need an answer fast though. How might a group that focuses on the issue of climate change, such as the Sunrise Movement, best measure the success of their advocacy?by noting actions that government officials have taken on the issueby counting the number of new followers they have on social mediaby counting the number of times the group has appeared on TVby noticing the development of other climate advocacy groups What most likely caused the problem involving the serum albumin protein? what is the slope and line of y+3=4(x-1) 1a President Trumps tweets are a ________ communication channel. A tweet allows only 140 characters to be transmitted with no feedback.a.leanb.famousc.rich the nurse identifies that a patient is in the initial stage of Raynaud's disorder. which assessment finding is consistent with the early stage of this condition?