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

question 114

Multiple Choice

Use the tabulated half-cell potentials to calculate the equilibrium constant (K) for the following balanced redox reaction at 25 °C: Pb²⁺(aq) + Cu(s) → Pb(s) + Cu²⁺(aq)
E°(Pb²⁺/Pb) = -0.13 V and E°(Cu²⁺/Cu) = +0.34 V

• A) 7.9 × 10^-8
• B) 8.9 × 10⁷
• C) 7.9 × 10¹⁵
• D) 1.3 × 10^-16
• E) 1.1 × 10^-8

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