What Is the Approximate PH at the Equivalence Point of a Weak

Multiple Choice

What is the approximate pH at the equivalence point of a weak acid-strong base titration if 25 mL of aqueous formic acid (HCOOH) requires 29.80 mL of 0.3567 mol L^-1 NaOH(aq) ? K_a =1.8 × 10^-4
For formic acid.

A) 2.06
B) 5.48
C) 8.52
D) 11.94