A 50.0 mL sample of 0.30 mol/L methanoic acid, HCO₂H (aq), is titrated with 0.30 mol/L sodium hydroxide, NaOH (aq). Ka is 1.8 x 10⁻⁴
What volume of base is required to reach the endpoint?
What is the pH of the solution at the equivalence point?