Chemistry

Problem

What are

[\text{H}^+]

[\text{A}^-]

and

[\text{B}^-]

in a solution that is 0.03 M HA and 0.1 M HB?

K_a

for HA and HB are

1.38 \times 10^{-4}

and

1.05 \times 10^{-10}

respectively.