Calculate the potential for each cell as written at 25 C. Indicate whether the metal electrode in the half-reaction opposite the standard hydrogen electrode, S.H.E., would be the anode or the cathode if the cell was shorted and electrons were allowed to flow freely. S.H.E. || Zn²+(aq,0.0140 M) | Zn(s) Ecell = EZn²+/Zn V = -0.762 V The Zn electrode is the cathode. anode.
Calculate the potential for each cell as written at 25 C. Indicate whether the metal electrode in the half-reaction opposite the standard hydrogen electrode, S.H.E., would be the anode or the cathode if the cell was shorted and electrons were allowed to flow freely. S.H.E. || Zn²+(aq,0.0140 M) | Zn(s) Ecell = EZn²+/Zn V = -0.762 V The Zn electrode is the cathode. anode.
Chapter18: Introduction To Electrochemistry
Section: Chapter Questions
Problem 18.18QAP
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Question
![Calculate the potential for each cell as written at 25 C. Indicate whether the metal electrode in the half-reaction opposite the
standard hydrogen electrode, S.H.E., would be the anode or the cathode if the cell was shorted and electrons were allowed to
flow freely.
S.H.E. || Zn² + (aq, 0.0140 M) | Zn(s)
E cell =
E cell =
EZn²+ = -0.762 V
2
Pt(s) | V³ + (aq, 0.475 M), V² +(aq,0.00680 M) || S.H.E.
MacBook Pro
V
V
The Zn electrode is the
cathode.
anode.
Ev3+2+ = -0.255 V
The Pt electrode is the
cathode.
anode.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffdc195bb-9009-47db-866e-65b6514806e8%2F8a2961e9-7af8-43a6-b65a-c4dc84c95ba8%2Fmm3u9w1_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Calculate the potential for each cell as written at 25 C. Indicate whether the metal electrode in the half-reaction opposite the
standard hydrogen electrode, S.H.E., would be the anode or the cathode if the cell was shorted and electrons were allowed to
flow freely.
S.H.E. || Zn² + (aq, 0.0140 M) | Zn(s)
E cell =
E cell =
EZn²+ = -0.762 V
2
Pt(s) | V³ + (aq, 0.475 M), V² +(aq,0.00680 M) || S.H.E.
MacBook Pro
V
V
The Zn electrode is the
cathode.
anode.
Ev3+2+ = -0.255 V
The Pt electrode is the
cathode.
anode.
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