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A voltaic cell is constructed that is based on the following reaction: Sn2+(aq)+Pb(s)?Sn(s)+Pb2+(aq). If the concentration...

A voltaic cell is constructed that is based on the following reaction:
Sn2+(aq)+Pb(s)?Sn(s)+Pb2+(aq).

If the concentration of Sn2+ in the cathode compartment is 1.20M and the cell generates an emf of 0.25V , what is the concentration of Pb2+ in the anode compartment?

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