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Consider the galvanic cell based on the following half-reactions: Zn2+ + 2e → Zn ɛ° = -0.76 V Cd²+ + 2e- → Cd ɛ° = -0.40 V a. Determine the overall cell reaction and calculate Ecell • (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) Eel = b. Calculate AG° and K for the cell reaction at 25°C. AG° = kJ K = c. Calculate Ecell at 25°C when [Za*] Ca2+ = 2.5 x 10-5 M. = 0.10 M and Ecell =

Consider the galvanic cell based on the following half-reactions: Zn2+ + 2e → Zn ɛ° = -0.76 V Cd²+ + 2e- → Cd ɛ° = -0.40 V a. Determine the overall cell reaction and calculate Ecell • (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) Eel = b. Calculate AG° and K for the cell reaction at 25°C. AG° = kJ K = c. Calculate Ecell at 25°C when [Za*] Ca2+ = 2.5 x 10-5 M. = 0.10 M and Ecell =

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Consider the galvanic cell based on the following half-reactions: Zn² 2+ + 2е — Zn €' -0.76 V Cd2+ + 2e –→ Cd e° = -0.40 V a. Determine the overall cell reaction and calculate E cell (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) + + cell = b. Calculate AG° and K for the cell reaction at 25°C. AG° = kJ K = c. Calculate Ecell at 25°C when Zn²+| = 0.10 M and [ca*+] Ca²+ 2.5 х 10 5 М. Ecell =
Transcribed Image Text:Consider the galvanic cell based on the following half-reactions: Zn² 2+ + 2е — Zn €' -0.76 V Cd2+ + 2e –→ Cd e° = -0.40 V a. Determine the overall cell reaction and calculate E cell (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) + + cell = b. Calculate AG° and K for the cell reaction at 25°C. AG° = kJ K = c. Calculate Ecell at 25°C when Zn²+| = 0.10 M and [ca*+] Ca²+ 2.5 х 10 5 М. Ecell =
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