A chemist generates the titration curve shown by slowly 12 adding 1.0 M sodium hydroxide (NaOH) to 10 mL of 1.8 M 10 acetic acid (CH, COOH). 8 What is the approximate pK, of acetic acid? pKa 4.4 10 15 20 25 Volume of base (mL) Incorrect At the pKa, what fraction of the carboxyl group will be present as COO-? Express your answer as a decimal, not a percent. fraction ionized: 0.5 4. 2. Hd

A chemist generates the titration curve shown by slowly 12 adding 1.0 M sodium hydroxide (NaOH) to 10 mL of 1.8 M 10 acetic acid (CH, COOH). 8 What is the approximate pK, of acetic acid? pKa 4.4 10 15 20 25 Volume of base (mL) Incorrect At the pKa, what fraction of the carboxyl group will be present as COO-? Express your answer as a decimal, not a percent. fraction ionized: 0.5 4. 2. Hd

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter16: Reactions Between Acids And Bases

Section: Chapter Questions

Problem 16.52QE

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