Consider a weak acid, HA, and the salt of its conjugate base, NaA. For HA, Kg = 1.2 x 10⁻⁵ Solution: 20.0 mL of 1.0 M NaA, 25.0 mL of 1.0 M HA and 5.0 mL of 1.0 M HCl.
a) What are the major species originally in the solution before any acid-base reaction occur?