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The button cell used in watches function...

The button cell used in watches function as follows
`Zn(s)+Ag_(2)O(s)+H_(2)O(l) iff 2Ag(s)+Zn^(2+)(aq)+2OH^(-)(aq)`
the half cell potentials are
`Ag_(2)O(s)+H_(2)O(l)+2e^(-) rarr 2Ag(s)+2OH^(-)(aq)`
`E^(o)=0.34V`. The cell potential will be

A

0.84V

B

1.34V

C

1.10V

D

0.42V

Text Solution

Verified by Experts

The correct Answer is:
C
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