This question is bugging me. It states:
Consider the titration of 30.0 mL of 0.030 M NH3 with 0.025 M HCl. The equivalence point is reached when 36 ml of HCl (titrant)is added.What is the pH at the equivalence point?
(Kb of NH3 = 1.8 x 10-05)
Please help. And thanks.