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The pKb values for the dibasic base B are pKb1 = 2.10 and pKb2 = 7.87....

The pKb values for the dibasic base B are pKb1 = 2.10 and pKb2 = 7.87. Calculate the pH at each of the following points in the titration of 50.0 mL of a 0.60 M B(aq) with 0.60 M HCl(aq). Before HCl? after adding 25 mL, 50mL, 75 mL, and 100 mL of HCl

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