The samples of nitric and acetic acids shown here are both titrated with a 0.100 M solution of NaOH(aq). Determine whether each of the following statements concerning these titrations is true or false. (a) A larger volume of NaOH(aq) is needed to reach the equivalence point in the titration of HNO3. (b) The pH at the equivalence point in the HNO3 titration will be lower than the pH at the equivalence point in the CH;COOH titration. (c) Phenolphthalein would be a suitable indicator for both titrations. (d) The pH at the beginning of the two titrations will be the same. (e) The titration curves will both be essentially the same after passing the equivalence point. (f) Methyl red would be a suitable indicator for both titrations. 25.0 mL of 1.0 M HNOzlag) 25.0 mL of 1.0 M CH;COOH(a9)

The samples of nitric and acetic acids shown here are both titrated with a 0.100 M solution of NaOH(aq). Determine whether each of the following statements concerning these titrations is true or false. (a) A larger volume of NaOH(aq) is needed to reach the equivalence point in the titration of HNO3. (b) The pH at the equivalence point in the HNO3 titration will be lower than the pH at the equivalence point in the CH;COOH titration. (c) Phenolphthalein would be a suitable indicator for both titrations. (d) The pH at the beginning of the two titrations will be the same. (e) The titration curves will both be essentially the same after passing the equivalence point. (f) Methyl red would be a suitable indicator for both titrations. 25.0 mL of 1.0 M HNOzlag) 25.0 mL of 1.0 M CH;COOH(a9)

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter15: Acid–base Equilibria

Section: Chapter Questions

Problem 99AP

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Similar questions

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