A 26.00 −mL sample of an unknown HClO4 solution requires titration with 22.72 mL of 0.2100...

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Question

A 26.00 −mL sample of an unknown HClO4 solution requires titration with 22.72 mL of 0.2100 M NaOH to reach the equivalence point.

What is the concentration of the unknown HClO4 solution? The neutralization reaction is:
HClO4(aq)+NaOH(aq)→H2O(l)+NaClO4(aq)

Express your answer using four significant figures.

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Answer 1

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