Assume you dissolve .378 g of the weak acid benzoic acid in enough water to make 1.00e2 ml of solution and then titrate the solution with .200 M NaOH.
C6H5CO2H + OH- <=> C6H5CO2 + H20
What is the pH of the solution at the equivalence point?
Ka(benzoic acid) = 6.3 e -5