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Consider the cell: Hg(l) ׀ Hg2SO4(s) ׀ FeSO4(aq) ׀ Fe(s) The standard cell potential (E θ...

Consider the cell: Hg(l) ׀ Hg2SO4(s) ׀ FeSO4(aq) ׀ Fe(s) The standard cell potential (E θ ) for the reduction of Fe2+ is -0.447 V and the standard cell potential for the reduction of Hg2SO4(s) is +0.6125 V.

(a) Write the cell reaction.

(b) If the activity of FeSO4(aq) is 0.0100, calculate the cell potential and the standard Gibbs energy at 25°C.

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