An electrochemical cell constructed for the reaction:
Cu²⁺(aq) + M(s) → Cu(s) + M²⁺(aq)
has an E˚ = 0.75 V. The standard reduction potential for Cu²⁺(aq) is 0.34 V. What is the standard reduction potential for M²⁺(aq)?

Question

An electrochemical cell constructed for the  reaction:
Cu2+(aq) + M(s) → Cu(s) + M2+(aq)
has an E˚ = 0.75 V. The  standard reduction potential for Cu2+(aq) is 0.34 V. What is the standard  reduction potential for M2+(aq)?

Accepted Answer

Correct answer: C.

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