Question

Determine the molarity of a solution of the weak acid HClO2 (Ka = 1.10 × 10–2) if it has a pH of 1.25.

a) 0.287 M

b) 1.23 M

c) 0.819 M

d) 3.17 M

e) 1.52 M

Answer 1

The weak acid HClO2 (Ka = 1.10 × 10–2) if it has a pH of0.287 M.