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Chemistry

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(a) What is the net redox reaction that occurs when Pt comes into contact with acidic KMnO4? (Use the lowest possible coefficients. Omit states-of-matter from your answer.)
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2MnO4- + 16H+ + 5Pt → 5Pt2+ + 2Mn2+ + 8H2O
Correct.
(b) What is E°cell for the reaction?

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