20. Electrochemistry
Cell Potential: Standard
Multiple Choice
Multiple ChoiceUse the standard half-cell potentials listed below to calculate the standard cell potential for the following reaction occurring in an electrochemical cell at 25°C.
3 Cl2 (g) + 2 Fe (s) → 6 Cl – (aq) + 2 Fe3+ (aq)
Standard Reduction Potentials
Cl2 (g) + 2 e– → 2 Cl – (aq) E°red = + 1.396 V
Fe3+ (aq) + 3 e– → Fe (s) E°red = – 0.040 V
A
1.024 V
B
1.436 V
C
1.356 V
D
0.999 V
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