WorksheetsSolubility Product
Total questions: 8
Worksheet time: 11mins
Name
Class
Date
1.
What is the Ksp expression for Cu3(PO4)2? (Hint: it helps to write an equation!)
a)
Ksp = [Cu+2]3[PO4-3]2
b)
Ksp = [Cu+2]2[PO4-3]3
c)
Ksp = [Cu+2][PO4-3]
d)
Ksp = [Cu+2]3[PO4-3]
2.
The correct mathematical expression for finding the molar solubility (s) of Sn(OH)2 is:
a)
2s2 = Ksp
b)
2s3 = Ksp
c)
4s3 = Ksp
d)
8s3 = Ksp
3.
If you had an aqueous solution consisting of Ag+, Ba+2, Cd+2, and Cu+2 ions, which of the following would precipitate first if CO3-2 were added?
a)
Ag2CO3 (Ksp = 8.1 x 10-12)
b)
BaCO3 (Ksp = 5.0 x 10-9)
c)
CdCO3 (Ksp = 1.8 x 10-14)
d)
CuCO3 (Ksp = 2.3 x 10-10)
4.
An unknown salt, M2Z, has a Ksp of 3.3 x 10-9. Calculate the solubility in mol/L of M2Z.
a)
2.9 x 10-5 M
b)
5.7 x 10-5 M
c)
9.4 x 10-5 M
d)
3.7 x 10-5 M
5.
Which of the following shows the correct dissolution reaction for BaCl2?
a)
Ba 2+(aq) + Cl2-(aq) -> BaCl2(s)
b)
BaCl2(aq) -> Ba 2+(aq) + 2Cl-(aq)
c)
BaCl2(s) -> Ba 2+(aq) + 2Cl-(aq)
d)
Ba 2+(aq) + 2Cl-(aq) -> BaCl2(s)
6.
if Ksp < Qsp then
a)
no precipitate will form
b)
precipitate will form
c)
the reaction will not occur
d)
the reaction will remain saturated
7.
What does Ksp stand for?
a)
Solubility product constant
b)
Kitchen standard procedure
c)
Solubility product changes
d)
Insolubility product constant
e)
(Delta)G
8.
The solubility of CuI is 2 x 10-6 molar. What the the solubility product constant, Ksp, for CuI?
a)
8 x 10-18
b)
2 x 10-6
c)
4 x 10-12
d)
2 x 10-12
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