Question: The e.m.f and the standard e.m.f of a cell in the following reaction is 5 V and 5.06 V at room temperature, Ni(s) + 2Ag+(n) ? Ni2+(0.02M) + 2Ag(s). What is the concentration of Ag+ ions?

Options

A : 0.0125 M

B : 0.0314 M

C : 0.0625 M

D : 0.0174 M

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