Consider the galvanic cell based on the following half-reactions: Mn2+ + 2e + Mn e° = -1.18 V Fe?+ + 2e¯ - Fe ɛ° = -0.44 V a. Determine the overall cell reaction and calculate e: (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) + Ecell b. Calculate AG° and K for the cell reaction at 25°C. AG° kJ K = c. Calculate Ecell at 25°C when Mn²+ = 0.10 M and = 6.7 x 10-5 M. Ecell =
Consider the galvanic cell based on the following half-reactions: Mn2+ + 2e + Mn e° = -1.18 V Fe?+ + 2e¯ - Fe ɛ° = -0.44 V a. Determine the overall cell reaction and calculate e: (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) + Ecell b. Calculate AG° and K for the cell reaction at 25°C. AG° kJ K = c. Calculate Ecell at 25°C when Mn²+ = 0.10 M and = 6.7 x 10-5 M. Ecell =
Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 135CWP: Consider a galvanic cell based on the following half-reactions: a. What is the expected cell...
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![Consider the galvanic cell based on the following half-reactions:
Mn2+ + 2e + Mn ɛ° = -1.18 V
Fe?+ + 2e – Fe
E° = -0.44 V
a. Determine the overall cell reaction and calculate eell:
(Use the lowest possible coefficients. Be sure to specify states such as
(aq) or (s). If a box is not needed, leave it blank.)
E cel
b. Calculate AG° and K for the cell reaction at 25°C.
AG°
kJ
K =
c. Calculate Ecell at 25°C when Mn²+
= 0.10 M and
= 6.7 x 10-5 M.
Ecell =](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F52ec1f8a-646f-44a2-abe9-5883d2938c71%2Fb29cf6da-0e3b-4bd1-9438-70efea0170fe%2Fb181x6f_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Consider the galvanic cell based on the following half-reactions:
Mn2+ + 2e + Mn ɛ° = -1.18 V
Fe?+ + 2e – Fe
E° = -0.44 V
a. Determine the overall cell reaction and calculate eell:
(Use the lowest possible coefficients. Be sure to specify states such as
(aq) or (s). If a box is not needed, leave it blank.)
E cel
b. Calculate AG° and K for the cell reaction at 25°C.
AG°
kJ
K =
c. Calculate Ecell at 25°C when Mn²+
= 0.10 M and
= 6.7 x 10-5 M.
Ecell =
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