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The standard Gibbs energy for the given ...

The standard Gibbs energy for the given cell reaction is `-3.84 xx 10^(x)` J/mole at 298 K. The numerical value of x is______.
`Zn(s)+Cu^(2+)(aq) rarr Zn^(2+)(aq)+Cu(s)`
`E^(@)=2V ` at 298 K
(Faraday’s constant, `F = 96000 C "mol"^(-1)`)

Text Solution

Verified by Experts

The correct Answer is:
5
`Cu^(2+)+Zn rarr Zn^(2+)+Cu`
`n=2`
`Delta G^(@)=-"nf" E_(cell)^(@)=-2xx96000xx2=-384 KJ`
`R rarr P`
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