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Use tabulated half-cell potentials to calculate ?G?rxn for each of the following reactions at 25 ?C...

Use tabulated half-cell potentials to calculate ?G?rxn for each of the following reactions at 25 ?C

Pb2+(aq)+Mg(s)?Pb(s)+Mg2+(aq) answer in kJ

Br2(l)+2Cl?(aq)?2Br?(aq)+Cl2(g)

Br2(l)+2Cl?(aq)?2Br?(aq)+Cl2(g)

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