For the pair of species given: Potassium (E° = -2.92 V) and iron/iron(III) (E° = -0.036 V)Cadmium (E° = -0.40 V) and copper (E° = +0.34 V) Write balanced half-reactions and the overall spontaneous reaction.Diagram the cell. Be a specific as possible including labeling electrodes with their charges and names (anode and cathode), showing the direction of electron flow in the circuit and showing the direction of cation and anion flow in the salt bridge.Calculate the cell potential for the overall reaction.

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Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 9P

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For the pair of species given:

Potassium (E° = -2.92 V) and iron/iron(III) (E° = -0.036 V)

Cadmium (E° = -0.40 V) and copper (E° = +0.34 V)

Write balanced half-reactions and the overall spontaneous reaction.
Diagram the cell. Be a specific as possible including labeling electrodes with their charges and names (anode and cathode), showing the direction of electron flow in the circuit and showing the direction of cation and anion flow in the salt bridge.
Calculate the cell potential for the overall reaction.

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