Calculate equivalence point volume Calculate pH at the following volumes of acid added 12 10.0 mL 10 25.0 mL Equivalence point 50.0 mL 6. 4 r 60.0 mL Check your answers against the titration curve 0 10 70 20 30 40 50 60 Vol 0.10 M HCI (ml.) example: Titration of 100.0 mL of 0.05 M NH3 with 0.10 M HCI Hd