Question

What is the overall voltage for a redox reaction with the half-reactions Mg(s) Mg2+ + 2e- and Cu2+ + 2e- Cu(s)?

A.-2.37 - 0.34
B.0.34 - 2.37
C.0.34 - (-2.37)
D.2.37 - 0.34

Answer 1

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The best and most correct answer among the choices provided by the question is C.0.34 - (-2.37)    

Hope my answer would be a great help for you.  

Answer 2

I would say the answer is c 0.34 -(-2.37) this would be the best answer for this question