shmoox5575 shmoox5575 04-03-2024 Chemistry contestada Alanine has two ionizable groups: -COOH (pKa = 2.35) and -NH³⁺ (pKa = 9.87). The pI, i.e., isoelectric point, of alanine equalsa. 6.11b. 3.61c. 7.11d. 10.22