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Solubility
Test Description: 6.P.2.3 - Students will define solubility and investigate this physical property.
Instructions: Answer all questions to get your test result.
1) What is the most common solvent in everyday life?
A
carbon containing chemicals
B
all of the above
C
water
D
ethanol
2) What is the definition of a solute?
A
a mixture of two solutions
B
what gets dissolved into a solvent
C
water
3) In a solution (which is a mixture of a solute and a solvent) which do you typically have more of?
A
the same amount of both
B
solute
C
solvent
4) What is solubility?
A
the ability of a given substance (solute) to dissolve into a solvent
B
the ability of a given substance (solvent) to dissolve into a solute
5) How does temperature affect solubility?
A
solubility decreases with an increase in temperature
B
solubility is not affected by temperature
C
solubility increases with an increase in temperature
6) Insolubility refers to poorly soluble compounds, however, there are few cases when there is NO material dissolved. Is this statement TRUE or FALSE?
A
false
B
true
7) The rate of solution is a measure of how fast a substance dissolves. Which is a factor that determines the rate of solution?
A
color
B
weight
C
heat
D
size
8) What are the main factors that affect solubility?
A
all of the above
B
nature of the solute
C
nature of the solvent
D
temperature
9) I want to increase the rate of dissolving of the sugar in my tea. What should I do?
A
add more sugar
B
wait patiently
C
chill the tea
D
stir the tea
10) Solubility is a ____change.
A
chemical
B
mechanical
C
physical
D
technical
*select an answer for all questions
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