(Answered) Cnsider the following reduction potentialscd2aq

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Consider the following reduction potentials:

Cd2+(aq) + 2e- Cd(s); E° = -0.40 V

Pb2+(aq) + 2e- Pb(s); E° = -0.13 V

Cu2+(aq) + 2e- Cu(s); E° = 0.34 V

Br2(l) + 2e- 2Br-(aq); E° = 1.07 V

Under standard-state conditions, which of the following reactions is spontaneous?

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