Consider the galvanic cell based on the following half-reactions. Ag+ + e− → Ag ℰ° = +0.80 V Cd2+ + 2 e− → Cd ℰ° = −0.40 V (a) Determine the overall cell reaction and calculate ℰ°cell (in V). (Use the lowest possible whole number coefficients. Omit states-of-matter from your answer.) chemPad Help ℰ°cell V (b) Calculate ΔG° (in kJ) and K for the cell reaction at 25°C. ΔG° kJK (c) Calculate ℰcell (in V) at 25°C when [Ag+ ] = 1.0 ✕ 10−4 M and [Cd2+ ] = 1.0 ✕ 10−2 M. V
Consider the galvanic cell based on the following half-reactions. Ag+ + e− → Ag ℰ° = +0.80 V Cd2+ + 2 e− → Cd ℰ° = −0.40 V (a) Determine the overall cell reaction and calculate ℰ°cell (in V). (Use the lowest possible whole number coefficients. Omit states-of-matter from your answer.) chemPad Help ℰ°cell V (b) Calculate ΔG° (in kJ) and K for the cell reaction at 25°C. ΔG° kJK (c) Calculate ℰcell (in V) at 25°C when [Ag+ ] = 1.0 ✕ 10−4 M and [Cd2+ ] = 1.0 ✕ 10−2 M. V
Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
Publisher:Ball, David W. (david Warren), BAER, Tomas
Chapter8: Electrochemistry And Ionic Solutions
Section: Chapter Questions
Problem 8.10E: For each of the following reactions, determine the overall balanced electrochemical reaction, its...
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Question
Consider the galvanic cell based on the following half-reactions.
Ag+ + e− → Ag
ℰ° = +0.80 V
Cd2+ + 2 e− → Cd
ℰ° = −0.40 V
(a)
Determine the overall cell reaction and calculate ℰ°cell (in V). (Use the lowest possible whole number coefficients. Omit states-of-matter from your answer.)
chemPad
Help
ℰ°cell V
(b)
Calculate ΔG° (in kJ) and K for the cell reaction at 25°C.
ΔG° kJK
(c)
Calculate ℰcell (in V) at 25°C when [Ag+ ] = 1.0 ✕ 10−4 M and [Cd2+ ] = 1.0 ✕ 10−2 M.
V
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