Multiple Choice
What is the pH of a solution made by dissolving 2.16 g of sodium benzoate (NaC6H5CO2) in a sufficient volume of 0.033 M benzoic acid solution to prepare 500.0 mL of buffer? [Ka for benzoic acid is 6.3 × 10-5]
A) 4.16
B) 4.37
C) 4.64
D) 5.77
E) 6.30
Correct Answer:
Verified
Correct Answer:
Verified
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