A buffer solution after the addition of 20.0 mL of 1.00 M NaOH solution to 500.0 mL of a buffer solution containing 0.20 M acetic acid (CH3COOH) and 0.30 M sodium acetate (CH3COONa). [Ka= 1.8 ×10–5] What is the new concentration of CH3COOH after buffering? a. 0.2437 b. 0.2014 c. 0.1615 d. 0.3213 e. 0.2589
A buffer solution after the addition of 20.0 mL of 1.00 M NaOH solution to 500.0 mL of a buffer solution containing 0.20 M acetic acid (CH3COOH) and 0.30 M sodium acetate (CH3COONa). [Ka= 1.8 ×10–5] What is the new concentration of CH3COOH after buffering? a. 0.2437 b. 0.2014 c. 0.1615 d. 0.3213 e. 0.2589
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter15: Additional Aqueous Equilibria
Section: Chapter Questions
Problem 83QRT
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2. A buffer solution after the addition of 20.0 mL of 1.00 M NaOH solution to 500.0 mL of a buffer solution containing 0.20 M acetic acid (CH3COOH) and 0.30 M sodium acetate (CH3COONa). [Ka= 1.8 ×10–5]
What is the new concentration of CH3COOH after buffering?
a. 0.2437
b. 0.2014
c. 0.1615
d. 0.3213
e. 0.2589
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