A 20 ml solution of 0.1 M glycine hydrochloride has been prepared. How many moles of the weak acid and conjugate base forms of glycine are present after the addition of 620 ul of 1.0 M NaOH? What is the pH of the resulting solution?
A 20 ml solution of 0.1 M glycine hydrochloride has been prepared. How many moles of the weak acid and conjugate base forms of glycine are present after the addition of 620 ul of 1.0 M NaOH? What is the pH of the resulting solution?
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter15: Acid–base Equilibria
Section: Chapter Questions
Problem 7P
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Step 1
Given,
Molarity of glycine hydrochloride (say HA) = 0.1 M
Volume of glycine hydrochloride = 20 mL
Molarity of NaOH = 1.0 M
Volume of NaOH = 620 µL
What is the pH of the resulting solution = ?
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