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A voltaic cell is set up at 24^(@)C with...

A voltaic cell is set up at `24^(@)C` with the following half-cells `AI^(3+)(0.001M) and Ni^(2+)(0.50M)`. Write an equation for the reaction that occurs when the cell generates an electric current and determine the cell potential.
(Given : `E_(Ni^(2+)//Ni)^(@)=-0.25V,E_(Al^(3+)//Al)^(@)=-1.66V`)

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