What Is the PH of a Buffer That Consists of 0.45

question 28

Multiple Choice

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

• A) 4.49
• B) 4.64
• C) 4.85
• D) 5.00
• E) 5.52

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