dari122223
17.09.2019 •
Chemistry
For the amino acid alanine, the major species in solution at ph 7 is the zwitterionic form, which has a negatively charged carboxylic acid group and a positively charged amino group. there is a less common neutral form in which neither group is charged. the carboxylic acid group of alanine has a pka of 3. the amino group of alanine has a pka of 8. estimate the ratio of the concentration of the neutral amino acid species to the zwitterionic species at ph 7.
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Ответ:
c
Explanation: