Be sure to answer all parts.Determine the overall cell reaction and Ecell(at 25°C) of a Zn electrode in a 1.0 M Zn(NO3)2 solutionand a Pb electrode in a 1.0 M Pb(NO3)2 solution. E° (Zn²*/Zn) = -0.76 V, E° (Pb²*/Pb) = -0.13 V.What reaction occurs in the cell?Pb2*(aq) + Zn(s)→ Pb(s) + Zn²*(aq)Pb2+(aq) + Zn²+(aq) -→ Pb(s) + Zn(s)Zn2*(aq) + Pb(s) → Zn(s) + Pb²*(aq)Zn(s) + 2H*(aq)→ Zn2*(aq) + H2(g)Calculate the EcellEcellV

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Science

Chemistry

E cell

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter8: Electrochemistry And Ionic Solutions

Section: Chapter Questions

Problem 8.10E: For each of the following reactions, determine the overall balanced electrochemical reaction, its...

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Question

Be sure to answer all parts.
Determine the overall cell reaction and E
cell
(at 25°C) of a Zn electrode in a 1.0 M Zn(NO3)2 solution
and a Pb electrode in a 1.0 M Pb(NO3)2 solution. E° (Zn²*/Zn) = -0.76 V, E° (Pb²*/Pb) = -0.13 V.
What reaction occurs in the cell?
Pb2*(aq) + Zn(s)→ Pb(s) + Zn²*(aq)
Pb2+(aq) + Zn²+(aq) -
→ Pb(s) + Zn(s)
Zn2*(aq) + Pb(s) → Zn(s) + Pb²*(aq)
Zn(s) + 2H*(aq)→ Zn2*(aq) + H2(g)
Calculate the E
cell
E
cell
V

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