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What Is the PH of the Buffer That Results When

Question 61

Multiple Choice

What is the pH of the buffer that results when 32 g sodium acetate (NaCH3CO2) is mixed with 500.0 mL of 1.0 M acetic acid (CH3CO2H) and diluted with water to 1.0 L? (Ka of CH3CO2H = 1.8 × 10-5)


A) 2.52
B) 4.23
C) 4.44
D) 4.64
E) 4.74

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