For A₂B(s) 2A+(aq) + B²⁻(aq) , if Ksp = 1.0 × 10⁻⁹ , what is the solubility of A₂B in mol/L?
Ksp = [A+]²[B²⁻] = (2S)² S = 4S³ = 1.0 × 10⁻⁹ , S³ = 2.5 × 10⁻¹⁰ , S ≈ 6.3 × 10⁻⁴ .
Ref: NCERT Class 11 Chemistry > Chapter 6: Equilibrium > Topic: Buffer Solutions and Solubility Product and Common Ion Effect
