Calculate the pH at each of the following points for the titration of 100 mL of 0. 6 M dl-Histidine with the following volumes of 1.20 M sodium hydroxide. H3His + H* + H2His Ka1 = 3.98x10-3 H2His - + H* + HHis²- Ka2 = 9.12x10-7 HHis2- + H* + His3- Ka3 = 4.67x10-10 Vol. of NaOH Calculated pH 75mL 100mL 125mL

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Calculate the pH at each of the following points for the titration of 100 mL of 0. 6 M dl-Histidine with the
following volumes of 1.20 M sodium hydroxide.
H3His + H* + H2His
Ka1 = 3.98x10-3
H2His -
+ H* + HHis²-
Ka2 = 9.12x10-7
HHis2- + H* + His3-
Ka3 = 4.67x10-10
Vol. of NaOH
Calculated pH
75mL
100mL
125mL
Transcribed Image Text:Calculate the pH at each of the following points for the titration of 100 mL of 0. 6 M dl-Histidine with the following volumes of 1.20 M sodium hydroxide. H3His + H* + H2His Ka1 = 3.98x10-3 H2His - + H* + HHis²- Ka2 = 9.12x10-7 HHis2- + H* + His3- Ka3 = 4.67x10-10 Vol. of NaOH Calculated pH 75mL 100mL 125mL
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