The isoelectric point of an amino acid is the pH at which the molecule has no net
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then at equilibrium
[H2NCH2CO2-] = [+H3NCH2CO2H]
Use this result and your answer to parr c of Exercise 146 to calculate the pH at which Equation (ii) is true. This will be the isoelectric point of glycine.
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2-H2NCH2CO2
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