A 127 g sample of an aqueous solution of perchloric acid


A 12.7 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid.

If 25.0 mL of 0.431 M sodium hydroxide are required to neutralize the perchloric acid, what is the percent by mass of perchloric acid in the mixture?

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Chemistry: A 127 g sample of an aqueous solution of perchloric acid
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