Question

Which reaction occurs at the cathode in an electrochemical cell?

A. Cu(s) → Cu2+(aq) + 2e
B. Cu2+(aq) + H2(g) → Cu(s) + 2H+(aq)
C. Cu(s) + 2H+(aq) → Cu2+(aq) + H2(g)
D. Cu2+(aq) + 2e → Cu(s)

Answer 1

I could be wrong but I say it's letter b

Step-by-step explanation:

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