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What ratio of NaCN to HCN is needed to prepare a pH 10.00 buffer? (Ka of HCN is 4.9 x 10 10)

Chemical Principles in the Laboratory

11th Edition

ISBN:9781305264434

Author:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Publisher:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Chapter25: Ph Measurements-buffers And Their Properties

Section: Chapter Questions

Problem 5ASA

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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.

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4:33 1 4 7 +/- 2 5 8 Question 9 of 10 What ratio of NaCN to HCN is needed to prepare a pH 10.20 buffer? (Ka of HCN is 4.9 x 10-¹⁰) . 3 60 9 O all? Tap here or pull up for additional resources Submit XU x 100
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