Calculate the pH at the equivalence point for the following titrations. 4A. Benzoic 50. mL of 0.12 M benzoic acid titrated by 0.10 M potassium hydroxide = ka C6H5COOH 6.3 x 10-5 4B. 50. mL of 0.15 M ethylamine titrated by 0.20 M chloric acid Ethylamine CH3CH2NH2 6.4 x 104 K

Chemistry: An Atoms First Approach
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Chapter14: Acid- Base Equilibria
Section: Chapter Questions
Problem 65E
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Calculate the pH at the equivalence point for the following titrations.
4A.
Benzoic
50. mL of 0.12 M benzoic acid titrated by 0.10 M potassium hydroxide
6.3 x 10-5 = ka
C6H5COOH
4B. 50. mL of 0.15 M ethylamine titrated by 0.20 M chloric acid
Ethylamine
CH3CH2NH2
6.4 x 10-4 K
Transcribed Image Text:Calculate the pH at the equivalence point for the following titrations. 4A. Benzoic 50. mL of 0.12 M benzoic acid titrated by 0.10 M potassium hydroxide 6.3 x 10-5 = ka C6H5COOH 4B. 50. mL of 0.15 M ethylamine titrated by 0.20 M chloric acid Ethylamine CH3CH2NH2 6.4 x 10-4 K
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