1.

For the cell Zn|Zn^(+2)||Cu^(+2)|Cu, if the concentration of Zn^(+2) and Cu^(+2) ions is doubled, the emf of the cell

Answer»

doubles
reduces to half
remains same
becomes zero

Solution :Ration of log`[ZN^(2+)]/[CU^(2+)]` remain same.


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