9. Polyprotic Acid-Base Equilibria
Isoelectric and Isoionic pH
9. Polyprotic Acid-Base Equilibria
Isoelectric and Isoionic pH
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Calculate the pI value for histidine. pKa1 (carboxyl group) = 1.60, pKa2 (ammonium group) = 9.28, pKa3 (R-group) = 5.97.
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Calculate the pI value for gluatamic acid. pKa1 (carboxyl group) = 2.16, pKa2 (ammonium group) = 9.96, pKa3 (R-group) = 4.30.
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