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Solubility Test Review
Test Description: Solubility Test Review
Instructions: Answer all questions to get your test result.
1) A solution that has the potential to have more solute dissolve in the solvent is a(n) ________________________ solution
A
unsaturated
B
desaturated
C
supersaturated
D
saturated
2) A solution that is at equilibrium is a(n) _________________________ solution.
A
unsaturated
B
desaturated
C
saturated
D
supersaturated
3) Which of the following is INSOLUBLE in water?
A
KBr
B
KF
C
KI
D
KCl
4) Which of the following is SOLUBLE in water?
A
All salts containing phosphorous
B
All group 7 salts
C
All salts containing fluoride
D
All group one salts
5) Which of the following is INSOLUBLE
A
LiCO3
B
KBr
C
Cs2S
D
CaCr2O4
6) Which of the following is SOLUBLE?
A
LiF
B
MgCl2
C
MgBr
D
Co(OH)2
7) Ms. Mac retrieves three beakers: one with acetone, one with water, and one with NaCl. If Ms. Mac dissolves some NaCl in the water, what is the solute?
A
Acetone
B
KCl
C
water
D
NaCl
8) If 3.67 grams of NaCl dissolved in 12 grams of water makes a saturated solution, how many grams of NaCl is needed to make a saturated solution with 225 grams of water?
A
0.1957 g NaCl
B
735.69 g NaCl
C
68.8125 grams NaCl
D
52.36 g NaCl
9) A species that has no effect on the overall reaction is known as the ___________________.
A
solute
B
spectator ions
C
unused species
D
solvent
10) Which of the following indicates a precipitate will form?
A
Q = Ksp
B
Q is less than Ksp
C
Q is greater than Ksp
D
Ksp is greater than Q
11) In a reaction vessel, there is 0.215 M Sr2+ and 0.15 M CO32-. Which of the following is TRUE? (Ksp = 9.3 x 10-10)
A
Q less than Ksp
B
Q = Ksp
C
Ksp is greater than Q
D
Q is greater than Ksp
12) Which of the following could NOT be used as a solvent?
A
silver nitrate (aq)
B
methane (g)
C
water (l)
D
acetone (l)
13) MgBr2(aq) + KOH (aq) KBr (aq) + Mg(OH)2 (s) Which are the spectator ions in the reaction?
A
Br and OH
B
OH and K
C
Mg and OH
D
K and Br
14) What is the spectator ion the following reaction? AgNO3 (aq) + K2CO3(aq) Ag2CO3(s) + KNO3 (aq)
A
CO
B
Ag
C
NO
D
K
15) Which of the following is SOLUBLE?
A
KCl
B
PbBr2
C
HF2
D
NaF
16) Which of the following is SOLUBLE?
A
Mg(NO3)2
B
CaCO3
C
KF
D
AgCl
17) In a reaction vessel, .265 M calcium and 0.0321 M fluoride are placed. Which of the following is true? (Ksp = 3.4 x 10-11)
A
Q is less than Ksp
B
Ksp is less than Q
C
Q = 3.657 x 10-11
D
Q = Ksp
18) All Carbonates are...
A
slightly soluible
B
none of the above
C
insoluble
D
soluble
19) All salts containing group one are...
A
none of the above
B
soluble
C
slightly soluble
D
insoluble
20) Anything containing fluoride is...
A
slightly soluble
B
insoluble
C
depends on what it is bonded to
D
soluble
*select an answer for all questions
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