How many grams of dry NH4C1 need to beadded to 2.50 L of a 0.800 M solution ofammonia, NH3 , to prepare a buffer solution thathas a pH of 8.98? K, for ammonia is1.8 x 10-5.

NH3 + NH4Cl forms a basic buffer. For a basic buffer: pOH = pKb + log c2/c1 pH + pOH = 14

Answered: How many grams of dry NH4C1 need to be…

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter9: Aqueous Solutions And Chemical Equilibria

Section: Chapter Questions

Problem 9.29QAP

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How many grams of dry NH4C1 need to be added to 2.50 L of a 0.800 M solution of ammonia, NH3 , to prepare a buffer solution that has a pH of 8.98? K, for ammonia is 1.8 x 10-5.