Multiple Choice
What is the balanced spontaneous reaction and standard cell potential of an electrochemical cell constructed from half cells with the following half reactions?
Fe2+(aq) + 2e- Fe(s) E° = -0.440 V
Pb2+(aq) + 2e- Pb(s) E° = -0.130 V
A) Pb2+(aq) + Fe(s) Pb(s) + Fe2+(aq) =0.310 V
B) Pb(s) + Fe2+(aq) Pb2+(aq) + Fe(s) =-0.310 V
C) Pb2+(aq) + Fe2+(aq) Pb(s) + Fe(s) =-0.570 V
D) Pb2+(aq) + Fe(s) Pb(s) + Fe2+(aq) =0.155 V
E) Pb(s) + Fe2+(aq) Pb2+(aq) + Fe(s) =-0.155 V
Correct Answer:

Verified
Correct Answer:
Verified
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