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the two carboxylic acid groups of aspartic acid have different acidities with pKa values of 2.1...

the two carboxylic acid groups of aspartic acid have different acidities with pKa values of 2.1 and 3.9. Predict which acid group is the more acidic by considering the effect of the -nh3+ group on the stability of the conjugate bases. Explain your reasoning.

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