Exhibit 15-3 The Following Question(s) Pertain to a Solution Made by Combining

Exhibit 15-3
The following question(s) pertain to a solution made by combining benzoic acid and sodium benzoate. The final volume of the solution is 1.00 L and the initial concentrations of benzoic acid and sodium benzoate are 0.50 and 0.70 respectively.
Refer to Exhibit 15-3. What is pH of this solution?

A) 4.04
B) 4.19
C) 4.33
D) 9.81
E) None of the above