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Q. What is the pI of glycine? The structure and pKa values are shown below.
Question

NTA AbhyasNTA Abhyas 2022

Solution:

$\text{pI} \, \text{=} \, \frac{\text{2} \text{.34} \, \text{+} \, \text{9} \text{.6}}{\text{2}} \, \text{=} \, \text{5} \text{.97}$