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Use the Tabulated Half-Cell Potentials to Calculate the Equilibrium Constant

Question 30

Multiple Choice

Use the tabulated half-cell potentials to calculate the equilibrium constant (K) for the following balanced redox reaction at 25 °C: 3I2(s) + 2Fe(s) → 2Fe3+(aq) + 6I⁻(aq)
E°(I2/I-) = + 0.54 V and E°(Fe3+/Fe) = -0.036 V


A) 3.5 × 10-59
B) 1.1 × 1017
C) 2.4 × 1058
D) 8.9 × 10-18
E) 1.7 × 1029

Correct Answer:

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