1. Calculate the pH of buffers that contain the acid and conjugate base in following concentrations:   (a) [HPO42-] = 0.33 M ;  [PO43-] = 0.52 M   (b) [CH3COOH]  =  0.40 M ;  [CH3COO-]  =  0.25 M

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 33QAP: A buffer is prepared in which the ratio [ H2PO4 ]/[ HPO42 ]is 3.0. (a) What is the pH of this...
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1. Calculate the pH of buffers that contain the acid and conjugate base in following concentrations:

  (a) [HPO42-] = 0.33 M ;  [PO43-] = 0.52 M

  (b) [CH3COOH]  =  0.40 M ;  [CH3COO-]  =  0.25 M 

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