Name: ___________________________________________
V.O.M. ____________________
Worksheet# 4 Mixtures
I.
Date: ____________
Solutions & Suspensions. Match each definition in column A with a vocabulary word
from column B. Letters only.
COLUMN A
COLUMN B
1. A mixture where a solid is dissolved in a liquid.
2. Name for the solid which is dissolved.
A. saturated
B. solute
C. solution
3. A solution which has only a small amount of solid.
D. concentrated
4. A mixture of solid & liquid which will separate if allowed
standing.
E. dilute
5. Description of a solid which will not dissolve in a liquid.
G. soluble
6. The liquid part of a solution.
7. A solution with a large amount of solute.
8. Description of a solid which will dissolve.
F. increases it
H. suspension
I.
insoluble
J.
solvent
K. decreases it
9. A solution with the maximum amount of dissolved solid.
10. What an increase in temperature usually does to
solubility.
II.
Methods of Separation. Choose the best method to achieve the separation described.
Which method of separation would you use, if you want to collect...
1. some sugar from a sugar solution
2. rice grains, which have accidentally been mixed with flour
3. some pure water from salty water
4. some salt from salty water
5. some clear water from muddy water
6. sawdust, which has been mixed with sand
7. copper oxide, from a suspension in water
8. pure water from a solution of copper sulfate
9. the steel buttons that are mixed in with plastic buttons
10. clear water from a mixture containing insoluble solids
Key
COLUMN A
1. A mixture where a solid is dissolved in a liquid. Solution
COLUMN B
L. saturated
2. Name for the solid which is dissolved. Solute
M. solute
3. A solution which has only a small amount of solid. Dilute
N. solution
4. A mixture of solid & liquid which will separate if allowed
standing. Suspension
O. concentrated
P. dilute
5. Description of a solid which will not dissolve in a liquid.
insoluble
6. The liquid part of a solution. Solvent
Q. increases it
R. soluble
7. A solution with a large amount of solute. Concentrated
S. suspension
8. Description of a solid which will dissolve. Soluble
T. insoluble
9. A solution with the maximum amount of dissolved solid.
Saturated
10. What an increase in temperature usually does to
solubility. increases it
U. solvent
V. decreases it
II.
Methods of Separation. Choose the best method to achieve the separation
described
Which method of separation would you use, if you want to collect...
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
some sugar from a sugar solution evaporation
rice grains, which have accidentally been mixed with flour sieving
some pure water from salty water distillation
some salt from salty water evaporation
some clear water from muddy water filtration
sawdust, which has been mixed with sand flotation in water
copper oxide, from a suspension in water filtration
pure water from a solution of copper sulfate distillation
the steel buttons that are mixed in with plastic buttons magnetic attraction
clear water from a mixture containing insoluble solids filtration