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Chemistry: An Atoms First Approach

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter20: Transition Metals And Coordination Chemistry

Section: Chapter Questions

Problem 30E

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A buffer solution is 0.371 M in NaHS03 and 0.399 M in Na2S03. If Ka for HS03-is 6.4 × 10-8, what is the pH of this buffer solution?
The pKa value for HSO3 is 7.19. What mole ratio of Na2SO3 to NaHSOs is needed to prepare a buffer with a pH of 6.97?
[s032]
[HS03-]

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