WorksheetsSolutions
Total questions: 16
Worksheet time: 25mins
Name
Class
Date
1.
Which statement is true?
a)
A solvent is dissolved into a solute.
b)
A solution is dissolved into a solvent.
c)
A solute is dissolved into a solvent.
d)
A solvent is dissolved into a solution.
2.
What property is being referred to in the statement, "Like dissolves like."
a)
volume
b)
polarity
c)
phase
d)
mass
3.
Which of these substances will most likely dissolve in water?
a)
Gasoline
b)
C2H6
c)
Oil
d)
KClO3
4.
Which set of factors affect the rate of dissolving?
a)
stirring, particle size, temperature
b)
pressure, surface area, temperature
c)
mass, volume, temperature
d)
polarity, temperature
5.
When the pressure above a gaseous solution is increased, the amount of gas able to be dissolved...
a)
increases.
b)
decreases.
c)
is not affected.
6.
Which of these solutions will conduct electricity best?
a)
1.0 M NaCl
b)
2.0 M C6H12O6
c)
2.0 M NaCl
d)
4.0 M C6H12O6
7.
Why are some electrolytes weak?
a)
They only partially break apart.
b)
They are not ionic.
c)
They have low mass.
d)
There is not enough solvent.
8.
Carbon dioxide dissolved in soda is an example of which solute-solvent combination?
a)
gas-air
b)
liquid-gas
c)
gas-liquid
d)
liquid-air
9.
If a solution has the ability to dissolve more salt, it is classified as _______________.
a)
supersaturated
b)
saturated
c)
unsaturated
d)
monosaturated
10.
If the amount of solute present in a solution is more than the maximum that can be dissolved, the solution is...
a)
saturated.
b)
unsaturated.
c)
supersaturated.
d)
colloidal.
11.
Why will sugar dissolve in water?
a)
Sugar is ionic.
b)
Sugar has a similar polarity to water.
c)
Sugar will not dissolve in water.
d)
Sugar has similar energy to water.
12.
Which is least soluble at 100⁰C?
a)
salt
b)
sugar
13.
In a solution of salt water, what is the solute?
a)
Salt
b)
Water
c)
Salt water
14.
What happens to the freezing point of a solvent when a solute is added to it?
a)
The freezing point increases.
b)
The freezing point decreases.
c)
The freezing point doesn't change.
d)
The freezing point increases then decreases.
15.
What happens to the boiling point of a solvent when a solute is added to it?
a)
The boiling point increases.
b)
The boiling point decreases.
c)
The boiling point doesn't change.
d)
The boiling point increases then decreases.
16.
Oil molecules are nonpolar. What kind of solvent is required to remove an oil stain?
a)
saturated
b)
unsaturated
c)
polar
d)
nonpolar
100 %
