21.0 mL of 0.127 M diprotic acid (H2A) was titrated with 0.1019 M KOH. The acid ionization constants for the acid are Ka1=5.2×10-5 and Ka2=3.4×10-10. A)At what added volume of base does the first equivalence point occur? B)At what added volume of base does the second equivalence point occur?

21.0 mL of 0.127 M diprotic acid (H2A) was titrated with 0.1019 M KOH. The acid ionization constants for the acid are Ka1=5.2×10-5 and Ka2=3.4×10-10. A)At what added volume of base does the first equivalence point occur? B)At what added volume of base does the second equivalence point occur?

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter14: Equilibria In Acid-base Solutions

Section: Chapter Questions

Problem 45QAP: A sample of 0.220 M triethylamine, (CH3CH2)3 N, is titrated with 0.544 M HCl. (K b...

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Question

ONLY TYPED SOLUTION

21.0 mL of 0.127 M diprotic acid (H2A) was titrated with 0.1019 M KOH. The acid ionization
constants for the acid are Ka1=5.2×10-5 and Ka2=3.4×10-10.
A)At what added volume of base does the first equivalence point occur?
B)At what added volume of base does the second equivalence point occur?

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