If the standard reference half-cell used to construct a table of electrode potentials was Zn²+ (aq) + 2e - Zn(s), the standard electrode potential for Fe2(aq) + 2e - Fe(s) would be Select one: O +0.31V O-0.45V O +0.45V O-0.31V If the standard reference half-cell used to construct a table of electrode potentials was Zn² (aq) + 2e- Zn(s), the cell potential for a Fe(s) | Fe²(aq) || Cu²(aq) | Cu(s) cell would be Select one: O-0.79V O-1.55V O +1.55V O +0.79V
If the standard reference half-cell used to construct a table of electrode potentials was Zn²+ (aq) + 2e - Zn(s), the standard electrode potential for Fe2(aq) + 2e - Fe(s) would be Select one: O +0.31V O-0.45V O +0.45V O-0.31V If the standard reference half-cell used to construct a table of electrode potentials was Zn² (aq) + 2e- Zn(s), the cell potential for a Fe(s) | Fe²(aq) || Cu²(aq) | Cu(s) cell would be Select one: O-0.79V O-1.55V O +1.55V O +0.79V
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:If the standard reference half-cell used construct a table of electrode potentials was Zn²+ (aq) + 2e - Zn(s), the standard electrode potential for Fe²+ (aq) + 2e - Fe(s) would be
Select one:
O +0.31V
O -0.45V
O +0.45V
O -0.31V
If the standard reference half-cell used construct a table - electrode potentials was Zn²+ (aq) + 2e Zn(s), the cell potential for a Fe(s) | Fe²(aq) || Cu²(aq) | Cu(s) cell would be
Select one:
O-0.79V
O-1.55V
O +1.55V
O +0.79V
The cost of producing a Cu(s) | Cu2+ (aq) Au³+ (aq) | Au(s) cell can be reduced without affecting the cell voltage. Simply replace the
with a less expensive
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