The amino acid proline has ionization constants Ka1 = 1.12 x 10 ^-2 AND kA2 = 2.29 X 10 ^-11, which correspond to the carboxylic acid group and the amino group respectively. Calculate the pH of a 0.154 M proline (HP) solution.

The amino acid proline has ionization constants Ka1 = 1.12 x 10 ^-2 AND kA2 = 2.29 X 10 ^-11, which correspond to the carboxylic acid group and the amino group respectively. Calculate the pH of a 0.154 M proline (HP) solution.

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter14: Acids And Bases

Section: Chapter Questions

Problem 30QRT

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Definition Definition Class of organic compounds that contain a carboxyl group ( - COOH ) and has a general formula R - COOH or R - CO 2 H , where R refers to the alkyl, alkenyl, aryl, or other groups. They can undergo different chemical reactions, such as acid-base reactions, esterification, and oxidation. These are essential components of living organisms, playing important roles in metabolic processes, signaling, and as pharmaceuticals.

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