7H2O + 2 Cr³+ + 3 Cl2 = Cr2O,²- + 6 Cl¯ + 14H+ e° = 0.03 V cell a. AG° = kJ K = Cu²+ (aq) + Ba(s) = Ba²+ (aq) + Cu(s) ɛ° = 3.24 V b. AG° = kJ K = Cl2 (g) + 2 Br¯ (aq) = Br2 (g) + 2 Cl¯ (aq) e° = 0.27 V
7H2O + 2 Cr³+ + 3 Cl2 = Cr2O,²- + 6 Cl¯ + 14H+ e° = 0.03 V cell a. AG° = kJ K = Cu²+ (aq) + Ba(s) = Ba²+ (aq) + Cu(s) ɛ° = 3.24 V b. AG° = kJ K = Cl2 (g) + 2 Br¯ (aq) = Br2 (g) + 2 Cl¯ (aq) e° = 0.27 V
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter16: Thermodynamics
Section: Chapter Questions
Problem 42E: Calculate the equilibrium constant at 25 C for each of the following reactions from the value G ...
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Question
![Calculate
AG° and
K at 25°C for the reactions.
7H2O + 2 Cr+ + 3 Cl2 = Cr2 07²- + 6 Cl¯ + 14H
= 0.03 V
cel
a. AG° =
kJ
K =
Cu²+ (aq) + Ba(s) = Ba2+ (aq) + Cu(s) e° = 3.24 V
b. AG° :
kJ
K =
Cl2 (g) + 2 Br (aq) = Br2 (g) + 2 Cl¯ (ag) e° = 0.27 V
C. AG° =
kJ
K =
3H2 O(1) + 5 IO4 (ag) + 2 Mn²+ (aq) = 5 IO3 (aq) + 2 MnO4¯(ag) + 6H† (ag)
d.
0.09 V
´cell
AG° =
kJ
K =](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F63602f98-b4b2-4aea-886c-bcfb08341f9b%2Ffd7a286c-f5cb-4145-b573-f97a9efd42b3%2Fq3cqk9u_processed.png&w=3840&q=75)
Transcribed Image Text:Calculate
AG° and
K at 25°C for the reactions.
7H2O + 2 Cr+ + 3 Cl2 = Cr2 07²- + 6 Cl¯ + 14H
= 0.03 V
cel
a. AG° =
kJ
K =
Cu²+ (aq) + Ba(s) = Ba2+ (aq) + Cu(s) e° = 3.24 V
b. AG° :
kJ
K =
Cl2 (g) + 2 Br (aq) = Br2 (g) + 2 Cl¯ (ag) e° = 0.27 V
C. AG° =
kJ
K =
3H2 O(1) + 5 IO4 (ag) + 2 Mn²+ (aq) = 5 IO3 (aq) + 2 MnO4¯(ag) + 6H† (ag)
d.
0.09 V
´cell
AG° =
kJ
K =
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