The e.m.f and the standard e.m.f of a cell in the following reaction – McqOptions

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1.	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?
A.	0.0125 M
B.	0.0314 M
C.	0.0625 M
D.	0.0174 M
Answer» E.

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