Question

Consider the titration of 70.0 mL of 0.0300 M NH₃ (a weak base; K_b = 1.80e-05) with 0.100 M HCl. Calculate the pH after the following volumes of titrant have been added:

(a) 0.0 mL pH =	(b) 5.3 mL pH =	(c) 10.5 mL pH =
(d) 15.8 mL pH =	(e) 21.0 mL pH =	(f) 35.7 mL pH =