1. What do you call a substance that is usually dissolved in water?
A dissolving agent B. emulsifier C. solute
D. solvent
2. Which is a solvent in a cup of juice drink?
A ice cubes B. powdered juice C. sugar
D. water
3. Which of the following is NOT soluble in water?
A coffee
B. flour
C. pebbles
D. sugar
4. Which of the following liquids do not mix with water?
A liquid soap
B. oil
C. soy sauce D. wine
5. A solution containing a small amount of dissolved solute -
A. concentrated B. diluted
C. saturated D. none of the above
6. When od is added to water
A a miscible solubon is created
B. homogeneous morture is formed
C. a mixture with one phase is seen
D. the oil fioats because it's less dense
7. What is produced when carbon dioxide and water are combined?
A gas in liquid
C. solid in liquid
B. gas in gas
D. liquid in liquid
8. When salt dissolves in water, the two substances appear as one. The salt particles
can no longer be identified. However, the taste of the water proves that the salt
was not lost after mixing. Its chemical property is retained and so the water taste
salty. What kind of solution is this?
A. gas in liquid
C. solid in liquid
B. liquid in liquid
D. solid in solid
9. Which of the following forms an immiscible solution?
A oil and alcohol
C. vinegar and soy sauce
B. sugar and water
D. water and gasoline
10. which of the following forms harmful solutions?
A. alcohol added to water C. gas exhaust from vehicle in air
B. copper and zinc in brass
D. oxygen and nitrogen in air
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