PbSO4 <-----------> Pb+2 + SO4-2
Molarity = (W/ MW) (1000 / V in mL)
Molarity = (0.015 / 303.26) (1000 /180)
Molarity = 0.00027 M
Ksp = [Pb+2] [SO4-2]
[Pb+2] = 0.00027 M
[SO4-2] = 0.00027 M
Ksp = [0.00027] / [0.00027]
Ksp 7.0 x 10-8
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