Answered: The Ka for sodium dihydrogen phosphate…

The Ka for sodium dihydrogen phosphate is 6.32 x 10-8. Find the pH of a buffer made from 0.15 M H2PO4- and 0.25 M HPO42- .

Introduction to General, Organic and Biochemistry

11th Edition

ISBN:9781285869759

Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres

Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres

Chapter8: Acids And Bases

Section: Chapter Questions

Problem 8.65P

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Question

The Ka for sodium dihydrogen phosphate is 6.32 x 10^-8. Find the pH of a buffer made from 0.15 M H₂PO₄^- and 0.25 M HPO₄^2- .

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