Carbonic acid, H2CO3 is a diprotic acid withKa1 = 4.3 x 10-7 and Ka2 = 5.6 x 10-11.What is the pH of a 0.42 M solution ofcarbonic acid?

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Answered: Carbonic acid, H2CO3 is a diprotic acid…

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

Section14.7: Problem Solving Using Ka And Kb

Problem 14.9PSP

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Carbonic acid, H2CO3 is a diprotic acid with Ka1 = 4.3 x 10-7 and Ka2 = 5.6 x 10-11. What is the pH of a 0.42 M solution of carbonic acid?