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The half cell reactions of the cell used...

The half cell reactions of the cell used in hearing aids are
`Zn to Zn^(2+)+2e^(-)(E^(0)= +0.76 V)`
`Ag_(2)O+H_(2)O+2e^(-) to 2Ag+2OH^(-)(E^(0) = +0.34 V)`
`E^(0)` of the cell is

A

0.84 V

B

0.42 V

C

1.1 V

D

2.2 V

Text Solution

Verified by Experts

The correct Answer is:
C
`E_("cell")^(0)=E_(Cr(R))^(0)-E_(Zn(R))^(0)=1.1V`
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