Which of the following represents the relative fraction of species as a function of pH for the diprotic acid H2A with Ka1 = 7.9 x 10-6 and Ka2 = 6.3 x 10-8? Oa. H2A НА- A2- S 100 75 50 25 4 8 10 12 14 pH Ob. НаА НА- А2- 100 75 50 25 6 8 10 12 14 pH 0 2 4 с. H2A НА- A2- S 100 75 50 25 O 2 4 6 8 10 12 14 pH d. H2A НА- A2- S 100 75 50 25 0 2 4 6 8 10 12 14 pH Relative fraction (%) Relative fraction (%) Relative fraction (%) Relative fraction (%)
Which of the following represents the relative fraction of species as a function of pH for the diprotic acid H2A with Ka1 = 7.9 x 10-6 and Ka2 = 6.3 x 10-8? Oa. H2A НА- A2- S 100 75 50 25 4 8 10 12 14 pH Ob. НаА НА- А2- 100 75 50 25 6 8 10 12 14 pH 0 2 4 с. H2A НА- A2- S 100 75 50 25 O 2 4 6 8 10 12 14 pH d. H2A НА- A2- S 100 75 50 25 0 2 4 6 8 10 12 14 pH Relative fraction (%) Relative fraction (%) Relative fraction (%) Relative fraction (%)
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter15: Solutions Of Acids And Bases
Section: Chapter Questions
Problem 15.30QE
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