
7C Pure & Impure Solutions
Authored by Helen Alcock
Chemistry
7th Grade
Used 9+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Instant coffee is made by dissolving a powder in hot water. Instant coffee is a ___________________ .
pure substance
mixture
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The substance being dissolved is called the ________
solvent
solid
solute
solvate
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When no more solute dissolves the solution is _________
supersaturated
unsaturated
saturated
supercalifragilisticexpialidocious
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a mixture?
air
ice
hydrochloric acid
mercury
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. A __________________ is a substance that has definite physical and chemical properties such as appearance, melting point, and reactivity.
mixture
pure substance
compound
element
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
9. Blood is a fluid found in the bodies of humans and other animals. It can be physically separated into plasma, red blood cells and white blood cells. Blood is a ___________________
pure substance
mixture
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Instant coffee is made by dissolving a powder in hot water. Instant coffee is a ___________________ .
pure substance
mixture
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