6. Using 0.25 M phosphate buffer, pH 7.2, how much of the stock you will need and how much of distilled water will you need in order to prepare 25 mL of 0.010 M phosphate buffer, pH 7.2?

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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6. Using 0.25 M phosphate buffer, pH 7.2, how much of the stock you will need and how
much of distilled water will you need in order to prepare 25 mL of 0.010 M phosphate
buffer, pH 7.2?
Transcribed Image Text:6. Using 0.25 M phosphate buffer, pH 7.2, how much of the stock you will need and how much of distilled water will you need in order to prepare 25 mL of 0.010 M phosphate buffer, pH 7.2?
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