4. Given the half-reactions below, provide the answers to the following: 2Hg²+ (aq) + 2eHg₂²+ (aq); Cr³+ (aq) + 3eCr(s); E°= 0.92 V E°= -0.74 V a. Which is considered the anode? Cathode? b. Give the overall balanced skeleton reaction. . Give the cell notation. d. What is the Eºcell for the cell represented by the combination of the following half-reactions?

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter20: Chemistry Of Selected Transition Elements And Coordination Compounds
Section: Chapter Questions
Problem 107QRT: Repeat the directions for Question 106 using a cell constructed of a strip of nickel immersed in a...
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4. Given the half-reactions below, provide the answers to the following:
Eº= 0.92 V
2Hg²+ (aq) + 2e
Cr³+ (aq) + 3e
Hg₂²+ (aq);
Cr(s);
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?
4
Transcribed Image Text:4. Given the half-reactions below, provide the answers to the following: Eº= 0.92 V 2Hg²+ (aq) + 2e Cr³+ (aq) + 3e Hg₂²+ (aq); Cr(s); 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? 4
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