Question
Why do most amino acids exist in the zwitterionic form at physiological $\mathrm{pH}(\mathrm{pH} \approx 7.4) ?$
Step 1
Step 1: Consider the general structure of an amino acid, which consists of an amine group and a carboxylic acid group. Show more…
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Explain why an amino acid cannot exist in an un-ionized form at any pH.
Explain why an amino acid will not exist in an un-ionized form at any pH.
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