What is the number of moles of 10.0 g NH₄Cl?  What is the molar concentration of NH₄Cl?  What is the pH of the buffer solution?

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 28QAP: The buffer capacity indicates how much OH- or H+ ions a buffer can react with. What is the buffer...
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What is the number of moles of 10.0 g NH₄Cl? 

What is the molar concentration of NH₄Cl? 

What is the pH of the buffer solution? 

A buffer is prepared by adding 10.0g of ammonium chloride to
250 mL of 1.0M ammonia solution.
pKb of ammonia = 4.74
MW of ammonium chloride = 53.49 g/mol
Transcribed Image Text:A buffer is prepared by adding 10.0g of ammonium chloride to 250 mL of 1.0M ammonia solution. pKb of ammonia = 4.74 MW of ammonium chloride = 53.49 g/mol
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