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Mixtures And Solutions
Test Description: Mixtures and solutions review
Instructions: Answer all questions to get your test result.
1) 1. When a solution evaporates from a container, ________________ may remain at the bottom or sides.
A
saluration
B
chemical
C
solvent
D
solute
2) 2. Susan mixed together coarse sand, salt and iron filings in 150mL of water. Which series of steps will most easily separate the substance of mixture?
A
D. Attract the iron filings with a magnet. Filter out the salt. Evaporate the water from the coarse sand.
B
A. Filter out the salt and attract the iron filing with a magnet.
C
B. Heat the solution and filter out the sand and salt.
D
C. Filter out the coarse sand. Attract iron filings with a magnet. Heat and evaporate off the water from the salt.
3) 3. In which temperature of water would sugar dissolve slowest?
A
room temperature water
B
boiling water
C
ice water
D
hot water
4) Which of these statements is true?
A
All compounds are also mixtures.
B
All solutions are also mixtures
C
all mixtures are compounds
D
All mixtures are also solutions
5) 8. Kool-Aid is an example of _______________.
A
a solution
B
a compund
C
an element
D
a chemcial
6) Dissolve
A
liquid turns to gas
B
two or more materials mixed together
C
special shape of a solid
D
when a solid disappers into a liquid
7) Evaporate
A
liquid turns into gas
B
two or more materials mixed together
C
characteristic of an object
D
when a solid disappears into a liquid
8) solution
A
a specail mixture that can not easily be separted
B
when a solid disapperas into a liquid
C
two or more materials mixed together
D
specail shape for a solid
9) mixture
A
special shape of a solid
B
when a solid disappers into a liquid
C
two or more materials mixed together
D
anything that has mas and takes up space
10) One characteristic of a solid is that
A
it can be poured
B
particles are tightly packed
C
it takes the shape of its container
D
particles are spread far apart
11) Which will produce a chemical reaction?
A
baking soda into vinegar
B
salt into pepper
C
paper into a shredder
D
rock into water
12) How is a gas different from a solid or a liquid
A
it is made of tiny particles
B
it has volume
C
it expands to fill its container
D
it has density
*select an answer for all questions
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