Using the pH at the equivalence point for your trials

Using the pH at the equivalence point for your trials calculate the [OH-] at the equivalence foreach of your trials.You should use 3 significant figures e.g. 6.31E-06.# of Trials Initial V(HC2H3O2)Trial 1:15.0Vol(NaOH)9.00pH(equiv. Pt.)9.00Trial 2:15.09.209.00Trial 3:15.09.008.20[OH-]