Question

Calculate the equilibrium constant for the following reaction at 25 C,
2 IO3-(aq) + 5 Hg() + 12 H+(aq) I2(s) + 5 Hg2+(aq) + 6 H2O()
given the following thermodynamic information.
IO3-(aq) + 6 H+(aq) + 5 e- I2(s) + 3 H2O() E = +1.20 V
Hg2+(aq) + 2 e- Hg() E = +0.86 V
A.3 10-58
B.6 105
C.3 1011
D.6 1028
E.3 1057

Answer

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