The pKa values of oxaloacetic acid are 2.22 and 3.98. a. Which carboxyl group is more acidic?
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a. Which carboxyl group is more acidic?
b. The amount of hydrate present in an aqueous solution of oxaloacetic acid depends on the pH of the solution: 95% at pH = 0, 81% at pH = 1.3, 35% at pH = 3.1, 13% at pH = 4.7, 6% at pH = 6.7, and 6% at pH = 12.7. Explain this pH dependence.
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HO OH oxaloacetic acid
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a The COOH group that is closest to the electronwithdrawing keto group is the mo...View the full answer
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