Chemistry · Chemical Equilibria for Analysis · Free Energy & Chemical Equilibrium
Problem
On decreasing the pH from 7 to 2, the solubility of a sparingly soluble salt (MX) of a weak acid (HX) increased from 10⁻⁴ mol L⁻¹ to 10⁻³ mol L⁻¹. The pKₐ of HX is