What volume of 0.12 M HCl must be added to 1.5 g glycine amide to make buffer at pH 8.5?

General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter16: Acid-base Equilibria
Section: Chapter Questions
Problem 16.117QP: A 0.288-g sample of an unknown monoprotic organic acid is dissolved in water and titrated with a...
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  1. What volume of 0.12 M HCl must be added to 1.5 g glycine amide to make buffer at pH 8.5?
  2. What volume of 0.08 M NaOH must be added to 1.1 g glycine amide hydrochloride to get a pH of 7.5?
    Suppose you want to make 250 mL 0.0700 M glycine buffer at pH 8.00.
    1. What mass of glycine amide and glycine amide HCl are needed? Hint: you need 2 eqns w/ 2 unknowns. Use the mb eqn and HH eqn.
    2. What mass of glycine amide and what volume of 0.400 M HCl are needed?
    3. What mass of glycine amide HCl and what volume of 0.600 M NaOH are needed?
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