2mL of 0,2 Acetate Buffer is made from 0.1 M CH3COONa and 0.1 M CH3COOH

2mL of 0.2 Ammonium Buffer is made from 0,1 M NH4Cl and 0.1 NH3

What is the pH of the following:

a. 0.2 Acetate Buffer added with 0.1 M NaOH

b. 0.2 Acetate Buffer added with 0.1 M HCl

c. 0.2 M Phosphate Buffer added with 0.1 NaOH

d. 0.2 M Phosphate Buffer added with 0.1 HCl

e.0.1 NH3 and 0.1 NaOH

f. 0.1 NH3Cl and HCl

g. 0.1 NH3 and 0.1 HCl

h. 0.1 NH3Cl and NaOH

Please answer. Thanks a lot!