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Using Nernst equation for the cell react...

Using Nernst equation for the cell reaction,
`Pb+Sn^(2+) rarr Pb^(2+)+Sn`
Calculate the ratio `([Pb^(2+)])/([Sn^(2+)])` for which `E_(cell)=0`
(Given : `E_(Pb//Pb^(2+))^(@)=0.13` volt and `E_(Sn^(2+)//Sn)^(@)=-0.14` volt)

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Verified by Experts

The correct Answer is:
`([Pb^(2+)])/([Sn^(2+)])=0.5`
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