4. Given the half-reactions below, provide the answers to the following: Eº= 0.92 V 2Hg²+ (aq) + 2eHg₂²+ (aq); Cr³+ (aq) + 3e Cr(s); E°= -0.74 V c. Give the cell notation. d. What is the Do for the gall mbination of the follor

Chemistry: The Molecular Science
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Chapter17: Electrochemistry And Its Applications
Section17.4: Voltaic Cells And Cell Potential
Problem 17.4PSP: Given this reaction, its standard potential, and the standard half-cell potential of 0.34 V for the...
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4. Given the half-reactions below, provide the answers to the following:
Eº= 0.92 V
2Hg²+ (aq) + 2eHg₂²+ (aq);
Cr³+ (aq) + 3e
Cr(s);
Eº= -0.74 V
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) + 2eHg₂²+ (aq); Cr³+ (aq) + 3e Cr(s); Eº= -0.74 V 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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