Consider the Reaction of Iodine with Manganese Dioxide
3I₂(s)+ 2MnO₂(s) $\times$

question 86

Multiple Choice

Consider the reaction of iodine with manganese dioxide
3I₂(s) + 2MnO₂(s) + 8OH^-(aq)
6I^-(aq) + 2MnO₄^-(aq) + 4H₂O(l)
The equilibrium constant for the overall reaction is 8.30 $\times$ 10^-7.Calculate E°_cell for the reaction at 25°C.

• A)-0.36 V
• B)-0.18 V
• C)-0.12 V
• D)-0.060 V
• E)None of these choices is correct.

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