How many grams of solid potassium fluoride should be added to 1.00 L of a 0.181 M hydrofluoric acid solution to prepare a buffer with a pH of 3.789?

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 79QAP: How many grams of NaF must be added to 70.00 mL of 0.150 M HNO3 to obtain a buffer with a pH of...
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How many grams of solid potassium fluoride should be added to 1.00 L of a 0.181 hydrofluoric acid solution to prepare a buffer with a pH of 3.789?

grams potassium fluoride =   g

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