The reaction between potassium permanganate and sulfur dioxide in acid solution is as follows: MnO4- + SO2 + H2O -> Mn2+ + H+ +SO4 -2 (a) If 45.00 mL of 0.04000 M KMNO4 is treated with SO2, how many milliliters of 0.100 N NAOH is required to neutralize the acid formed? The excess SO2 is removed by boiling.

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