A Current of 250 $\rightarrow$ MnO₂(s) + 4H⁺(aq) + 2e¯
What Mass of MnO₂ Is

question 50

Multiple Choice

A current of 250. A flows for 24.0 hours at an anode where the reaction occurring is Mn²⁺(aq) + 2H₂O(l) $\rightarrow$ MnO₂(s) + 4H⁺(aq) + 2e¯
What mass of MnO₂ is deposited at this anode?

• A) 19.5 kg
• B) 12.9 kg
• C) 4.87 kg
• D) 2.43 kg
• E) None of these choices is correct.

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