To 100 L of a 0

question 45

Multiple Choice

To 1.00 L of a 0.100 M aqueous solution of benzoic acid (C₆H₅COOH) is added 1.00 mL of 12.0 M HCl. What is the percentage ionization of the benzoic acid in the resulting solution [K_a(C₆H₅COOH) = 6.5 * 10^-5]

• A) 3.3%
• B) 12%
• C) 1.3%
• D) 0.52%
• E) 0.065%

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