You Have 500

question 82

Multiple Choice

You have 500.0 mL of a buffer solution containing 0.30 M acetic acid (CH₃COOH) and 0.20 M sodium acetate (CH₃COONa) .What will the pH of this solution be after the addition of 20.0 mL of 1.00 M NaOH solution? [K_a = 1.8 × 10^-5]

• A)4.65
• B)4.71
• C)4.56
• D)4.84
• E)5.07