17-14 Polyprotic Acid Calculations

Consider 0.50M of H₂SeO₃ for the following questions.

K_a1=2.7x10^-5 K_a2=2.5x10^-9

1. What is the pH of H₂SeO₃?

2. What is the concentration of H⁺?

3. What is the concentration of HSeO₃^-?

4. What is the concentration of H₂SeO₃?

5. What is the concentration of OH^-?

6. What is the concentration of SeO₃^2-?