Calculate the change in pH that occurs when 1.00 mmol of a strong acid is added to

Question:

Calculate the change in pH that occurs when 1.00 mmol of a strong acid is added to 100 mL of the solutions listed in Problem 14-34.
In Problem 14.34
(a) H2O.
(b) 0.0500 M HCl.
(c) 0.0500 M NaOH.
(d) 0.0500 M CH3COOH.
(e) 0.0500 M CH3COONa.
(f) 0.0500 M CH3COOH + 0.0500 M CH3COONa.
(g) 0.500 M CH3COOH + 0.500 M CH3COONa.