medium · MCAT bio-biochem
An amino acid with an acidic side chain, such as Glutamate (pK_1 = 2.2, pK_2 = 9.7, pK_R = 4.3), is placed in a solution.
At what pH will the amino acid have a net charge of zero?
- 7.00
- 4.30
- 5.95
- 3.25
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