Sodium benzoate (NaC6H5COO) is a common food preservative.What is the pH of a 0.150 M NaC6H5COO solution? (Ka value for benzoic acid =6.46 *10-5)
A) 2.507
B) 8.986
C) 11.493
D) 5.317
E) 8.683
Correct Answer:
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