Skip to main content

My Courses

Calculators AI Tools Study Prep Blog Study Prep Home

Isoelectric and Isoionic pH

9. Polyprotic Acid-Base Equilibria / Isoelectric and Isoionic pH / Problem 3

Problem 3

Given the pK_a values of histidine as 1.8, 6.0, and 9.2, calculate its isoelectric point.

A

7.6

B

8.0

C

6.5

D

5.0