Balance the Following Equation for an Oxidation-Reduction Reaction Occurring in an Acidic

question 42

Multiple Choice

Balance the following equation for an oxidation-reduction reaction occurring in an acidic solution: HCl + H₂C₂O₄ + MnO₂(s) → MnCl₂ + CO₂(g) + H₂O
The sum of the coefficients is ________.

• A) 7
• B) 15
• C) 45
• D) 12
• E) 9

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