Answered: What weights of citric acid and/or its…

What weights of citric acid and/or its various salts are required to prepare 2.0L of a K-citrate buffer, pH 6.25 and ionic strength (p) = 0.05M. H3C607H5 K1 7.44x10-4; K2 1.73x10-5 K3 4.02x10-7.

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter19: Applications Of Standard Electrode Potentials

Section: Chapter Questions

Problem 19.13QAP

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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

What weights of citric acid and/or its various salts are required to prepare 2.0L
of a K-citrate buffer, pH 6.25 and ionic strength (u) = 0 .05M.
H3C607H5
K1
7.44x10-4;
K2
1.73x10-5
K3
4.02x10-7.

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