Write the equations for the acetate buffer system reacting with acid + base. Calculate theoretical pH for the following buffers: Write the KA expression and solve
HPO42-/ H2PO4- KA = 6.2 x 10-8
CO32- / HCO3- KA = 5.6 x 10-11
C2H3O2-/ Na C2H3O2 KA = 1.8 x 10-5