The pKa values for the amino and carboxyl groups of alanine are 9.69 and 2.35, respectively.  Calculate the pH of 10 mL of 50 mM alanine buffer (pH 10) following the addition of: a.  0.1 mL of 1.5 M HCl b. 0.3 mL of 1.5 M HCl

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
Chapter27: Amino Acids And Proteins
Section: Chapter Questions
Problem 27.13P: Draw zwitterion forms of these amino acids. (a) Valine (b) Phenylalanine (c) Glutamine
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The pKa values for the amino and carboxyl groups of alanine are 9.69 and 2.35, respectively.  Calculate the pH of 10 mL of 50 mM alanine buffer (pH 10) following the addition of:

a.  0.1 mL of 1.5 M HCl

b. 0.3 mL of 1.5 M HCl

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