1.

If Mg^(2+) +2e rarrMg(s), E=-2.37 V,Cu^(2+) + 2e rarrCu(s),E=+0.34V then theemf of the cell Mg|Mg^(+2)||Cu^(2+)|Cu is :

Answer»

`2.71V`
`2.30V`
`2.80V`
`1.46V`

ANSWER :A


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