Problem

A naturally occurring amino acid such as alanine has both a carboxylic acid group and an a...

A naturally occurring amino acid such as alanine has both a carboxylic acid group and an amine group. The pKa values of the two groups are shown.

a. Write the structure of alanine in a solution at physiological pH (pH = 7.3).
b. Is there a pH at which alanine will be neutral (neither group will have a charge)?

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Solutions For Problems in Chapter 2

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