A 20.00 mL sample of 0.150 M NH3 is being titrated with 0.200 M HCl. What is the pH after 10.00 mL of HCl has been added? Kb of NH3 = 1.8 × 10−5

A 30.0 ml sample of 0.330 M propanoic acid (Ka = 1.3 x 10-5) is titrated with 0.600 M KOH. Calculate the pH after the addition of 20.5 mL of base.

Consider the titration of a 10 mL aliquot of 0.1 M NH3 (pKb = 4.78) with a 0.1 M HCl.Calculate the expected pH at the different points in the titration as indicated below. Youshould show all your workinga) the start of the titration

200mL of 0.15 M HCl is added to 300mL of 0.090 M NaOH. What is the pH of the resulting solution?

Calculate the pH of a 1.5M solution of NH3 (Kb = 1.8 x 10-5 ).2.2811.724.579.43

30 ml of 0.1N HCI is added from burette into 20 ml of 0.11 N NaHCO3solutions in flask. Calculate pH of the titration mixture.