Select the options that correctly reflect the steps required to calculate the molar solubility of PbCl2 in 0.15 M NaCl if Ksp for PbCl2 = 1.7 x 10–5.


Assume the change in solubility is small, so that [Cl–]eqm = 0.15.
s = 1.7x10–5(0.15)2
Assume [Pb2+]init = 0.