9.What mass of BaSO4 will dissolve in 450 mL of aqueous solution. Ksp for BaSO4 is 1 x 10-10.?
[Ba]= sq.rt of 10X10-10= 1X10-5 mole/L
for 450ml= 1X10-5X450/1000= 4.5X10-5
Mwt. for BaSO4= 157.5+32+(4X16)= 253.5
Wt. 253.5X4.5X10-5= .011g
(You may check the numbers because I don't trust my calculator)
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