A Buffer Is Prepared by Adding 300

question 57

Multiple Choice

A buffer is prepared by adding 300.0 mL of 2.0 M NaOH to 500.0 mL of 2.0 M CH₃COOH. What is the pH of this buffer? K_a = 1.8 × 10⁻⁵

• A)4.57
• B)4.52
• C)4.87
• D)4.92
• E)4.97

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