At 25 °C, only 0.0810 mol of the generic salt AB is soluble in 1.00 L of water. What is the 𝐾sp of the salt at 25 °C? AB(s)↽−−⇀A+(aq)+B−(aq) AB ( s ) ↽ − − ⇀ A + ( aq ) + B − ( aq )

Answer 1

AB(s) <==> A+(aq) + B-(aq)

Ksp = [A+][B-]

Ksp = (0.0810)(0.0810)

Ksp = 6.56x10^-3_