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Isoelectric and Isoionic pH
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Isoelectric and Isoionic pH
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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
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