A cell can be prepared from copper and tin.What is the E°cell for the galvanic cell that forms from the following half-reactions? Cu2+(aq) + 2e-
Cu(s) E° = 0.34V
Sn4+(aq) + 2e-
Sn2+(aq) E° = 0.13V
A) 0.47 V
B) 0.21 V
C) -0.21 V
D) -0.47 V
E) 0.42 V
Correct Answer:
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