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- 1. Multiple Choice
What is a solution?
A mixture of two or more substances in different phases
A mixture of two or more substances in the same phase
A mixture of two or more substances that cannot be separated
A mixture of two or more substances that are chemically combined
- 2. Multiple Choice
How can we separate dissolved salt from water?
Using a magnet
Filtering through a funnel
Evaporating the water
Distilling the mixture
- 3. Multiple Choice
What is the separation technique used to separate ethanol from water?
Evaporation
Filtration
Distillation
Magnetism
- 4. Multiple Choice
What is the boiling point of water?
0 degrees Celsius
78 degrees Celsius
100 degrees Celsius
212 degrees Celsius
- 5. Multiple Choice
How can we separate a mixture of sulfur and iron filings?
Using a magnet
Filtering through a funnel
Evaporating the mixture
Distilling the mixture
- 6. Multiple Choice
What is the substance that remains on the filter paper after filtration called?
Residue
Filtrate
Solution
Suspension
- 7. Multiple Choice
How can we separate a mixture of salt and sand?
Using a magnet
Filtering through a funnel
Evaporating the mixture
Distilling the mixture
- 8. Multiple Choice
What is the method used to separate two immiscible liquids?
Evaporation
Filtration
Distillation
Using a separatory funnel
- 9. Multiple Choice
What is the substance collected in the flask after filtration called?
Residue
Filtrate
Solution
Suspension
- 10. Multiple Choice
What type of mixture is a suspension?
Homogeneous mixture
Heterogeneous mixture
Solution
Compound
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