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What is the percent by mass of benzoic acid

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Reference no: EM131559763

Question 1. An impure sample of benzoic acid (C6H5COOH, 122.12 g/mol) is titrated with 0.8067 M NaOH. A 5.109 g sample requires 36.97 ml of titrant NaOH solution to reach the endpoint. What is the percent by mass of benzoic acid in the sample?

Question 2. Indicate the possible identity/identities of the unknown element X for each of the following by choosing the correct choices.

A) XBr3

Reference no: EM131559763

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