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11) Choose the acid below that would make the most effective buffer for a solution to maintain a pH of 5.00 (aq., 25 °C), given a 0.500 M concentration of it and its conjugate salt. a) propionic acid, Ka = 1.34 x 10 1.90 х 10 5 b) HN, Ka = %| c) butanoic acid, Ka = 1.52 x 10° d) NH4CI, Ka = 5.56 х 10-0 e) benzoic acid, Ka = 6.30 x 10

11) Choose the acid below that would make the most effective buffer for a solution to maintain a pH of 5.00 (aq., 25 °C), given a 0.500 M concentration of it and its conjugate salt. a) propionic acid, Ka = 1.34 x 10 1.90 х 10 5 b) HN, Ka = %| c) butanoic acid, Ka = 1.52 x 10° d) NH4CI, Ka = 5.56 х 10-0 e) benzoic acid, Ka = 6.30 x 10

Principles of Modern Chemistry
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 107AP
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11) Choose the acid below that would make the most effective buffer for a solution to maintain a pH of 5.00 (aq., 25 °C), given a 0.500 M concentration of it and its conjugate salt. a) propionic acid, Ka = 1.34 x 10 1.90 x 10 b) HN, Ka = %3D c) butanoic acid, Ka = 1.52 x 10° d) NH4CI, Ka = 5.56 x 101" e) benzoic acid, Ka = 6.30 x 10
Transcribed Image Text:11) Choose the acid below that would make the most effective buffer for a solution to maintain a pH of 5.00 (aq., 25 °C), given a 0.500 M concentration of it and its conjugate salt. a) propionic acid, Ka = 1.34 x 10 1.90 x 10 b) HN, Ka = %3D c) butanoic acid, Ka = 1.52 x 10° d) NH4CI, Ka = 5.56 x 101" e) benzoic acid, Ka = 6.30 x 10
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