Font size
WorksheetsUnit 10 solutions
Total questions: 50
Worksheet time: 29mins
A solution that contains the maximum amount of solvent that it can at a specific temperature is called _____.
supersaturated
maximum loaded
What are the units used for solubility?
grams of solute/100 grams of water at a specific temperature
Moles of solute/moles of solvent at a specific temperature
100 g of water / grams of solute at a specific temperature
moles of solvent/moles of solute at a specific temperature
What is another term for concentration?
grams
Molarity
Moles
Liters
If 50 grams of a compound will dissolve in 100 grams of water at 75 degrees Celsius, how much will dissolve in 300 grams of water?
50
100
150
75
The material which is being dissolved is called the
solute
solvent
solvation
solubility
The material which is doing the dissolving is called the
solute
solvent
solvation
solubility
Solvation is the process where
the solute surrounds the solvent
crystals come out of solution
the solvent surrounds the solute
the solvent and solute form layers
A solution is a ____ mixture.
homogenous
heterogeneous
Substances which dissolve together are called insoluble.
True
False
Nonelectrolytes conduct electricity
True
False
A ____ solution holds more solute than it normally should.
saturated
unsaturated
supersaturated
A ____ solution can dissolve more solute.
saturated
unsaturated
supersaturated
A ____ solution can not dissolve any more solute.
saturated
unsaturated
supersaturated
How does increasing the temperature generally affect the solubility of a solid in a liquid?
Decreases solubility
Increases solubility
No effect on solubility
First increases then decreases
How does agitation (stirring) affect the solubility of a solid in a liquid?
Decreases solubility
Increases solubility
No effect on solubility
Initially increases solubility, then has no effect
What does the term "insoluble" mean?
Can dissolve a lot
Cannot be dissolved
Can be dissolved easily
Does not affect solubility
If I add a crystal to my solution and it dissolves, the solution was
saturated
unsaturated
supersaturated
If I add a crystal to my solution and it does not dissolve, the solution was
saturated
unsaturated
supersaturated
If I add a crystal to my solution and it does not dissolve, the solution was
saturated
unsaturated
supersaturated
If I add a crystal to my solution and more crystals appear, the solution was
saturated
unsaturated
supersaturated
The solubility of a gas decreases as the temperature increases.
True
False
If a crystalline solute will dissolve 20 grams in 100 grams of water at 70 C, will it dissolve more or less at 40 degrees C
more
less
On a solubility Curve graph, a gram amount on the line for a solute is a ____ solution.
saturated
unsaturated
supersaturated
On a solubility Curve graph, a gram amount below the line for a solute is a ____ solution.
saturated
unsaturated
supersaturated
On a solubility Curve graph, a gram amount above the line for a solute is a ____ solution.
saturated
unsaturated
supersaturated
To keep a gas solute dissolved in a solution you would
keep under pressure
raise the temperature
lower the temperature
add salt
Polar solutes will dissolve in nonpolar solvents.
True
False
Molarity is measured in
500 mL = ____ L
How much KClO3 will dissolve in 100 grams of water at 30 C?
10
30
100
15
How much NaNO3 will dissolve in 400 grams of water at 10 C?
80
10
100
320
If you have 30 grams of KCl in 100 grams of water at 60 C, the solution is
saturated
unsaturated
supersaturated
If you have 30 grams of KCl in 100 grams of water at 60 C, how much more should be added to make the solution saturated?
10
45
15
30
25 mL = ___ L
I have a stock solution of concentrated acid, which equation would I use to make a diluted solution.
M = moles / Liter
C1 * V1 = C2 * V2
How do you change grams to moles?
multiple by molar mass
divide by molar mass
What is the molar mass of NaCl?
If you want to make 300mL of 0.500M sulfuric acid, how many mL of a 2.00M stock solution should be used?
75 mL
.0133 mL
1200 mL
150 mL
You have a solution of 3.25 moles NaCl in 1.30L of water, what is the molarity?
0.52 M
0.575 M
4.225 M
2.50 M
How many grams of sodium chlorate will dissolve in 100 g of water at 50 degrees Celsius?
20 grams
80 grams
140 grams
220 grams
A beaker containing 30g of NH4Cl, in 100 grams of water has a temperature of 50°C. Approximately how many grams of the salt still need to be added to make a saturated solution?
10g
20g
25g
15g
What is the molarity of a 0.5L sample of a solution that contains 60.0 g of sodium hydroxide (NaOH)
0.8 M
1.5M
3.0M
6.0M
What is the molarity of a solution in which 3.0 moles of NaCl is dissolved in 1.5 L of solution?
2.0 M
0.50 M
135 M
4.5 M
If I need to make 500 mL of a 1.5 M solution of HCl, what volume of concentrated 12.0 M HCl would I use to make the solution?
62.5 mL
0.036 mL
4000 mL
100 mL
