Which of the following statement is true concerning the electrochemical cell depicted below? Ba │ Ba2+(aq) ││ Zn2+(aq) │ Zn ; Ba2+(aq) + 2e- → Ba(s) E°= -2.97 V Zn2+(aq) + 2e- → Zn(s) E°= -0.76 V A. The cell reaction is nonspontaneous with a standard cell potential of -2.15 V. B. The cell reaction is nonspontaneous with a standard cell potential of -3.67 V. C. The cell reaction is spontaneous with a standard cell potential of 2.15 V. D. The cell reaction is at equilibrium. E. The cell reaction is spontaneous with a standard cell potential of 3.67 V.
Which of the following statement is true concerning the electrochemical cell depicted below? Ba │ Ba2+(aq) ││ Zn2+(aq) │ Zn ; Ba2+(aq) + 2e- → Ba(s) E°= -2.97 V Zn2+(aq) + 2e- → Zn(s) E°= -0.76 V A. The cell reaction is nonspontaneous with a standard cell potential of -2.15 V. B. The cell reaction is nonspontaneous with a standard cell potential of -3.67 V. C. The cell reaction is spontaneous with a standard cell potential of 2.15 V. D. The cell reaction is at equilibrium. E. The cell reaction is spontaneous with a standard cell potential of 3.67 V.
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter19: Principles Of Chemical Reactivity: Electron Transfer Reactions
Section: Chapter Questions
Problem 84GQ
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Question
Which of the following statement is true concerning the
Ba2+(aq) + 2e- → Ba(s) E°= -2.97 V
Zn2+(aq) + 2e- → Zn(s) E°= -0.76 V
A.
The cell reaction is nonspontaneous with a standard cell potential of -2.15 V.
B.
The cell reaction is nonspontaneous with a standard cell potential of -3.67 V.
C.
The cell reaction is spontaneous with a standard cell potential of 2.15 V.
D.
The cell reaction is at equilibrium.
E.
The cell reaction is spontaneous with a standard cell potential of 3.67 V.
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