For each of the following reactions, write a balancedequation, calculate the standard emf, calculate ΔG° at298 K, and calculate the equilibrium constant K at 298 K.(a) Aqueous iodide ion is oxidized to I2(s) by Hg22+ (aq).(b) In acidic solution, copper(I) ion is oxidized to copper(II)ion by nitrate ion. (c) In basic solution, Cr(OH)3(s) is oxidizedto CrO42-(aq) by ClO-(aq).

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For each of the following reactions, write a balanced
equation, calculate the standard emf, calculate ΔG° at
298 K, and calculate the equilibrium constant K at 298 K.
(a) Aqueous iodide ion is oxidized to I2(s) by Hg22+ (aq).
(b) In acidic solution, copper(I) ion is oxidized to copper(II)
ion by nitrate ion. (c) In basic solution, Cr(OH)3(s) is oxidized
to CrO42-(aq) by ClO-(aq).

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