Answered: What fraction of iminodiacetic acid is…

What fraction of iminodiacetic acid is in each of its four forms (H₂A H₂A, HA², A³) at pH 3.417? The pK, values for iminodiacetic acid are 1.85 (pKat), 2.84 (pK₂2) and 9.79 (pK₂3).

Organic Chemistry

8th Edition

ISBN:9781305580350

Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Chapter4: Acids And Bases

Section: Chapter Questions

Problem 4.15P: In each pair, select the stronger acid. (a) Pyruvic acid (pKa 2.49) or lactic acid (pKa 3.08) (b)...

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Question

G.30.

What fraction of iminodiacetic acid is in each of its four forms (H₂A H₂A, HA², A³) at pH 3.417? The pK, values for
iminodiacetic acid are 1.85 (pKat), 2.84 (pK₂2) and 9.79 (pKa3).
aH₂A =
aH, A
=
aHA =
a

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