What Is the Concentration of Acetate Ion at the Stoichiometric

question 146

Multiple Choice

What is the concentration of acetate ion at the stoichiometric point in the titration of 0.018 M CH₃COOH(aq) with 0.072 M NaOH(aq) ? For acetic acid,
K_a = 1.8 * 10^-5.

• A) 0.054 M
• B) 0.036 M
• C) 0.018 M
• D) 0.072 M
• E) 0.014 M

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