A 1000 ML Sample of 0

Multiple Choice

A 100.0 mL sample of 0.20 mol L^-1 HF is titrated with 0.10 mol L^-1 KOH. Determine the pH of the solution after the addition of 100.0 mL of KOH. The K_a of HF is 3.5 × 10^-4.

A) 2.08
B) 3.15
C) 4.33
D) 3.46
E) 4.15