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Question
An impure sample of benzoic acid (C6H5COOH, 122.12 g/mol) is titrated with 0.8067M NaOH. A 5.109-g sample requires 36.97mL of titrant to reach the endpoint. What is the percent by mass of benzoic acid in the sample?
C6H5COOH(aq)+NaOH(aq)→NaC6H5COO(aq)+H2O(l)
A) 0.02442 %
B) 2.982 %
C) 100.0 %
D) 24.42 %
E) 71.29 %
Answer
This answer is hidden. It contains 1 characters.
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