1. Which is not a heterogeneous mixture?
a. cement
b. salad
c. halo-halo
d. air

2. What does not belong the group?
a. air
b. mango juice
c. dishwashing liquid
d. fried rice

3. which of the following is not solube in water?
a. naphthalene (alcampor)
b. salt
c. sugar
d. vinegar

4. which of the following liquids do not mix with water?
a. liquid soap
b. oil
c. soy sauce
d. vinegar

5. in solutions, the additive is called the ______
while the substance that dissolves the first is called the _______
a. solute : solvent
b. solvent : solute
c. seasoning : water
d. solubility : concentration



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