Acids & Bases Problem Set
Question 7: Neutralizing a basic solution
How many ml of a 0.4 M HCl solution are required to bring the pH of 10 ml of a 0.4 M NaOH solution to 7.0 (neutral pH)?Note: HCl and NaOH both completely dissociate in water (i.e., no pKa calculation is necessary).
A. 4 B. 40 C. 10 D. 20 E. 2
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Department of Biochemistry and Molecular Biophysics
The University of Arizona
January 6, 1999
Revised: October 2004
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