A 0.152 M solution of a weak acid (HA) is made. The Ka for this acid is 6.48 × 10⁻³. What is the pH of this solution? What is the pOH of this solution? (INTEGER OR DECIMAL NUMBER)
a) pH = 3.22, pOH = 10.78
b) pH = 2.48, pOH = 11.52
c) pH = 3.78, pOH = 10.22
d) pH = 4.52, pOH = 9.48