how-is-the-isoelectric-point-pi-of-an-amino-acid-determined-from-its-titration-c

Question

How is the isoelectric point (pI) of an amino acid determined from its titration curve?

Accepted Answer

By averaging the pKa values of the ionizable groups.

Answer

By measuring the initial pH of the solution.

Answer

By identifying the first equivalence point.

Answer

By finding the midpoint of the titration curve.