[jeahomgvick]

whats the largest concentration of barium ions that can be added to a 0.12mol/L solution of fluoride ions, without a perciptate of BaF2 forming, ksp for barium flourde is 1.7*10^-6..

can someone just explain this question to me, i dont need the answer

[Astrokel]

What happened when ionic product = K_sp, will precipitate be observed? What happened if ionic product is just slightly more than K_sp?