What Is the PH of a Buffer That Consists of 0.45

question 14

Multiple Choice

What is the pH of a buffer that consists of 0.45 M CH₃COOH and 0.35 M CH₃COONa? [K_a(CH₃COOH) = 1.8 × 10^-5]

• A) 3.43
• B) 4.64
• C) 4.85
• D) 4.74
• E) 6.06

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