pH of a mixture

Calculate the pH of a mixture, for the solutions given below.Enter initial concentration and volume for each solution and/or ...

... add acids/bases, not appearing in the table. Enter concentration, volume and pK, for each of the added solutions.

NEW: if given concentrations are meant to be those inside the final mixture, keep all volumes to zero.

Compound Concentration
(mol/L)
Volume
(L)
HCl
NaOH
CH3COOH
CH3COO-
H3PO4
H2PO4-
HPO42-
NH3
NH4+
H2CO3
HCO3-
H2SO4
HSO4-