Actual free-energy change is a function of the reactant and product concentrations and the temperature at which the reaction occurs. AG = Go + RT In Use the equation for the actual free-energy change to plot AG against In Q at 25 °C for the five concentrations of ATP, ADP, ar P₁ shown in the table. The AG' for the reaction is -30.5 kJ/mol. O O AG (kJ/mol) Metabolite ATP ADP P₁ Select the graph that plots the data. AG (kJ/mol) 0 -20 -40 0 200 0 -200 [C]c[D]d [A]a[B]b -400 T 2 5 0.2 10 2 T 4 InQ Concentration (mm) 0.2 5.0 14.9 3 2.2 12.1 6 4 InQ 6 8 1 4.2 14.1 10 8 5 25 10 O AG (kJ/mol) AG (kJ/mol) 0 -20 -40 -10 -8 0 -20 -40 -6 -4 InQ -2 0
Actual free-energy change is a function of the reactant and product concentrations and the temperature at which the reaction occurs. AG = Go + RT In Use the equation for the actual free-energy change to plot AG against In Q at 25 °C for the five concentrations of ATP, ADP, ar P₁ shown in the table. The AG' for the reaction is -30.5 kJ/mol. O O AG (kJ/mol) Metabolite ATP ADP P₁ Select the graph that plots the data. AG (kJ/mol) 0 -20 -40 0 200 0 -200 [C]c[D]d [A]a[B]b -400 T 2 5 0.2 10 2 T 4 InQ Concentration (mm) 0.2 5.0 14.9 3 2.2 12.1 6 4 InQ 6 8 1 4.2 14.1 10 8 5 25 10 O AG (kJ/mol) AG (kJ/mol) 0 -20 -40 -10 -8 0 -20 -40 -6 -4 InQ -2 0
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter16: Spontaneity Of Reaction
Section: Chapter Questions
Problem 83QAP
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![Actual free-energy change is a function of the reactant and product concentrations and the temperature at which the
reaction occurs.
AG = Go + RT In
Use the equation for the actual free-energy change to plot AG against In Q at 25 °C for the five concentrations of ATP, ADP, and
P₁ shown in the table. The AG' for the reaction is -30.5 kJ/mol.
Concentration (mm)
0.2
5.0
14.9
O
O
AG (kJ/mol)
Metabolite
ATP
ADP
P₁
Select the graph that plots the data.
AG (kJ/mol)
0
-20
-40
-~
0
200
0
-200
[C]c[D]d
[A]a[B]b
-400
T
2
5
0.2
10
2
T
4
3
2.2
12.1
InQ
6
4
InQ
6
8
1
4.2
14.1
10
8
5
25
10
AG (kJ/mol)
AG (kJ/mol)
0
-20
-40
-10 -8
0
-20
-40
-6 -4
InQ
-2
0](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7d7fa0f2-aeb3-4c1c-b3b7-3ffae97bc6ff%2Fe88cea09-a116-4542-84cc-47a8cb14a9fe%2Fber6ifp_processed.png&w=3840&q=75)
Transcribed Image Text:Actual free-energy change is a function of the reactant and product concentrations and the temperature at which the
reaction occurs.
AG = Go + RT In
Use the equation for the actual free-energy change to plot AG against In Q at 25 °C for the five concentrations of ATP, ADP, and
P₁ shown in the table. The AG' for the reaction is -30.5 kJ/mol.
Concentration (mm)
0.2
5.0
14.9
O
O
AG (kJ/mol)
Metabolite
ATP
ADP
P₁
Select the graph that plots the data.
AG (kJ/mol)
0
-20
-40
-~
0
200
0
-200
[C]c[D]d
[A]a[B]b
-400
T
2
5
0.2
10
2
T
4
3
2.2
12.1
InQ
6
4
InQ
6
8
1
4.2
14.1
10
8
5
25
10
AG (kJ/mol)
AG (kJ/mol)
0
-20
-40
-10 -8
0
-20
-40
-6 -4
InQ
-2
0
![Using the plot, which statement explains why metabolism is regulated to keep the ratio [ATP]/[ADP] high?
ATP hydrolysis releases less free energy when [ATP]/[ADP] is high.
The energy available to the cell from a given [ATP] is lower when [ATP]/[ADP] decreases.
There is no thermodynamic advantage to keeping [ATP]/[ADP] high.
O A high [ATP]/[ADP] ratio keeps the reaction at equilibrium.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7d7fa0f2-aeb3-4c1c-b3b7-3ffae97bc6ff%2Fe88cea09-a116-4542-84cc-47a8cb14a9fe%2Foh5q6cr_processed.png&w=3840&q=75)
Transcribed Image Text:Using the plot, which statement explains why metabolism is regulated to keep the ratio [ATP]/[ADP] high?
ATP hydrolysis releases less free energy when [ATP]/[ADP] is high.
The energy available to the cell from a given [ATP] is lower when [ATP]/[ADP] decreases.
There is no thermodynamic advantage to keeping [ATP]/[ADP] high.
O A high [ATP]/[ADP] ratio keeps the reaction at equilibrium.
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