What Is E°_cell for a Galvanic Cell Represented by the Combination

question 102

Multiple Choice

What is E°_cell for a galvanic cell represented by the combination of the following half-reactions? 2Hg²⁺(aq) + 2e^-
Hg₂²⁺(aq) E°= 0.92V
Cr³⁺(aq) + 3e^- Cr(s) E°= -0.74V

• A)-0.18 V
• B)0.18 V
• C)1.28 V
• D)1.66 V
• E)2.12 V

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