All AP Chemistry Resources
Example Questions
Example Question #1 : Solubility And Equilibrium
Calculate the molar solubility of AgBr in 0.050 M AgNO3 at room temperature. The Ksp of AgBr is 5.4 x 10-13.
1.08 M
2.16 M
1.08 x 10-11 M
1.57 x 10-12 M
2.16 x 10-11 M
1.08 x 10-11 M
Example Question #1 : Solubility And Equilibrium
Would the molar solubility of Cr(OH)3 increase or decrease as the pH is lowered (i.e. made more acidic)?
Increase
There is no change
Decrease
Can not be determined
Increase
Since Cr(OH)3 is a basic salt, decreasing the pH makes it more soluble.
Example Question #2 : Solubility And Equilibrium
Calculate the molar solubility of SrF2 in 0.023M NaF. The Ksp for SrF2 is 4.3 x 10-9.
3.2 x 10-3 M
3.2 x 10-5 M
8.1 x 10-6 M
5.2 x 10-4 M
1.6 x 10-3 M
8.1 x 10-6 M
Example Question #41 : Solutions
Calculate the molar solubility of Mn(OH)2 at pH 9.5. The Ksp for Mn(OH)2 is 1.6 x 10-13.
3.5 x 10-4 M
1.5 x 10-3 M
1.6 x 10-4 M
2.1 x 10-5 M
2.4 x 10-3 M
1.6 x 10-4 M
Example Question #42 : Solutions
Calculate the molar solubility of CaF2 (Ksp = 3.9 x 10-11) in a room temperature solution of 0.010 M Ca(C2H3O2)2.
3.2 x 10-2 M
1.6 x 10-2 M
3.1 x 10-5 M
4.2 x 10-4M
3.7 x 10-4 M
3.1 x 10-5 M
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