posted by Arousa .
how many milligrams of PbI2 can you dissolve in 300 mL of water at 25 degrees celcius
PbI2 ==> Pb^+ + 2I^-
Ksp = (Pb^+2)(I^-)^2
Set up an ICE chart, substitute into Ksp expression, and solve for PbI2 solubility. Post your work if you get stuck.