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Consider a voltaic cell constructed from standard Q2+/Q and D+/D electrodes. Q and D are symbols of hypothetical elements. What is the overall cell potential (in volts) given the following reduction half-reactions?       Q2+ + 2e- → Q      Eo = - 0.306 V       D+ + e- → D          Eo = + 0.702 V Final answer: three decimal places; include negative sign whenever applicable; no unit necessary.

Consider a voltaic cell constructed from standard Q2+/Q and D+/D electrodes. Q and D are symbols of hypothetical elements. What is the overall cell potential (in volts) given the following reduction half-reactions?       Q2+ + 2e- → Q      Eo = - 0.306 V       D+ + e- → D          Eo = + 0.702 V Final answer: three decimal places; include negative sign whenever applicable; no unit necessary.

Principles of Modern Chemistry
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 76AP
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Consider a voltaic cell constructed from standard Q2+/Q and D+/D electrodes. Q and D are symbols of hypothetical elements. What is the overall cell potential (in volts) given the following reduction half-reactions?

      Q2+ + 2e- → Q      Eo = - 0.306 V

      D+ + e- → D          Eo = + 0.702 V

Final answer: three decimal places; include negative sign whenever applicable; no unit necessary.

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