For the diprotic weak acid H2A, Kal = 3.1 x 10-6 and Ka2 = 7.2 x 10-9. What is the pH of a 0.0650 M solution of H, A? pH = What are the equilibrium concentrations of H, A and A²- in this solution? [H,A] = [A?-] = %3D

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
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Chapter15: Complex Ion And Precipitation Equilibria
Section: Chapter Questions
Problem 10QAP: Calculate [OH-] and pH in a solution in which the hydrogen sulfite ion, HSO3-, is 0.429 M and the...
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For the diprotic weak acid H2A, Kal
3.1 x 10-6 and Ka2
7.2 x 10-9.
What is the pH of a 0.0650 M solution of H, A?
pH =
What are the equilibrium concentrations of H, A and A2- in this solution?
[H,A] =
M
[A?-] =
M
Transcribed Image Text:For the diprotic weak acid H2A, Kal 3.1 x 10-6 and Ka2 7.2 x 10-9. What is the pH of a 0.0650 M solution of H, A? pH = What are the equilibrium concentrations of H, A and A2- in this solution? [H,A] = M [A?-] = M
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