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The cell reaction of a cell is Mg+Cu^(...

The cell reaction of a cell is
`Mg+Cu^(2+) to Mg^(2+)+Cu`
(Given `E_(Mg^(2+)//Mg) = -2.37 V , E_(Cu^(2+)//Cu) = 0.337 V`)
The e.m.f of the cell will be _________.

A

`-2.7 V`

B

2.7 V

C

`-2.03 V`

D

`+2.03 V`

Text Solution

Verified by Experts

The correct Answer is:
B
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