4. Given the half-reactions no points) 2Hg2+ (aq) + 2e: Cr³+ (aq) + 3e2 below, provide the answers to the following: (no solution, Hg²+ (aq); Cr(s); Eº= 0.92 V E°= -0.74 V a. Which is considered the anode? Cathode? b. Give the overall balanced skeleton reaction. c. Give the cell notation. d. What is the Eºcell for the cell represented by the combination of the following half-reactions?

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 66QAP: Consider a voltaic cell in which the following reaction takes place in basic medium at 25°C....
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4. Given the half-reactions below, provide the answers to the following: (no solution,
no points)
2Hg²+ (aq) + 2eHg₂²+ (aq);
Cr(s);
Cr³+ (aq) + 3e
a. Which is considered the anode? Cathode?
b. Give the overall balanced skeleton reaction.
c. Give the cell notation.
Eº= 0.92 V
E°= -0.74 V
d. What is the Eºcell for the cell represented by the combination of the following
half-reactions?
4
Transcribed Image Text:4. Given the half-reactions below, provide the answers to the following: (no solution, no points) 2Hg²+ (aq) + 2eHg₂²+ (aq); Cr(s); Cr³+ (aq) + 3e a. Which is considered the anode? Cathode? b. Give the overall balanced skeleton reaction. c. Give the cell notation. Eº= 0.92 V E°= -0.74 V d. What is the Eºcell for the cell represented by the combination of the following half-reactions? 4
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