Use the Standard Half-Cell Potentials Listed Below to Calculate the Standard

question 52

Multiple Choice

Use 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.(The equation is balanced.) Mg(s) + Cu²⁺(aq) → Cu(s) + Mg²⁺(aq)
Mg²⁺(aq) + 2 e⁻ → Mg(s) E° = -2.38 V
Cu²⁺(aq) + 2 e⁻ → Cu(s) E° = +0.34 V

• A) +2.04 V
• B) -2.04 V
• C) +2.72 V
• D) -1.36 V
• E) +1.36 V

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