The amino acid alanine,HOOC-CH(CH3) NH3+,has Ka1 = 4.5 * 10-3 and Ka2 = 1.4 * 10-10.Calculate (-OOC-CH(CH3) NH3+) at pH 10.
A) 0.42
B) 0.29
C) 1.0
D) 0
E) 0.58
Correct Answer:
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