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Balance the Following Half-Reaction Occurring in a Basic Solution

Question 11

Multiple Choice

Balance the following half-reaction occurring in a basic solution. MnO2(s) → Mn(OH) 2(s)


A) MnO2(s) + 2 H2O(l) + 2e−→ Mn(OH) 2(s) + 2 OH−(aq)
B) MnO2(s) + 2 H2O(l) + 4e−→ Mn(OH) 2(s) + (OH) 2−(aq)
C) MnO2(s) + H22+(aq) + 2e−→ Mn(OH) 2(s)
D) MnO2(s) + H2(g) → Mn(OH) 2(s) + 2 e−
E) MnO2(s) + 2 H2O(l) → Mn(OH) 2(s) + 2 OH−(aq)

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