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1. What is a homogeneous mixture?
A
A mixture that likes other similar mixtures.
B
A mixture with all components distributed evenly.
C
A mixture with 5 or more elements.
2. What is a heterogeneous mixture?
A
A mixture where the components are not distributed evenly.
B
A mixture that likes a mixture of opposite components.
C
A mixture with only one component.
3. What does a solvent do?
A
In the largest amount and dissolves the other substances.
B
Becomes a homogeneous mixture.
C
Solves math problems easily.
4. What is a solute?
A
A solution-maker.
B
Water
C
Substance that is dissolved.
5. What is the definition of suspension (in this topic)?
A
Hang something from the ceiling.
B
A mixture with particles that can be seen and easily separated by settling or filtration.
C
Giant hook.
6. A colloid is...
A
A heterogenous mixture containing small, undissolved particles that do not separate or settle out.
B
A metal that is magnetic.
C
An asteroid headed for Earth.
7. If energy is released during a reaction, the reaction is...
A
broken.
B
exothermic.
C
endothermic.
8. If the surroundings are made cold by a chemical reaction, the reaction was probably...
A
endothermic.
B
correct.
C
exothermic.