Quiz on Describing Mixtures and Differentiating a Solute from a Solvent

 Directions: Choose the letter of the correct answer.

1. Mixtures can be homogeneous or heterogeneous. A sachet of 3 in 1 coffee contains coffee, sugar and powdered cream. Thus, making it heterogeneous. When hot water is being poured into the 3 in 1 mixture, it turned homogeneous. What idea supports the said occurrence?

    a. The components of mixtures when dissolve in hot water cannot be identified.

    b. The components of mixtures mixed with hot water taste sweet.

    c. The components of mixtures form a two-layer liquid.

    d. The components of mixtures can be separated.

2. Which of the following are homogeneous mixtures?

    I. Tea with sugar                 IV. Alcohol

    II.  Buko salad                     V. Air

    III. Nachos

    a. I and II         b. IV and V         c. II and III           d. I, IV and V

3. Which is true about heterogeneous mixtures?

    a. Composition of mixtures are the same all throughout.

    b. Composition of mixtures are visible.

    c. Composition of mixtures can be easily identified.

    d. Both B and C

4. Whic of the following mixtures is heterogeneous?

    a. salt and sugar dissolved in water

    b. powdered detergent in a pail of water

    c. 3 in 1 coffee dissolved in hot water

    d. vegetable salad with dressing

5. Your mother prepared pinakbet for lunch. How will you describe pinakbet?

    a. It is homogeneous mixture because it was evenly mixed.

    b. It is a heterogeneous mixture because its components are visible.

    c. It is heterogeneous mixture because of its uniformity.

    d. It is homogeneous mixture because it is not uniform.

6. A vinegar mixed with soy sauce is a homogeneous mixture because  ______.

    a. you can easily identify its components

    b. you can only see the dark color of soy sauce

    c. the mixture appears one or uniform

    d. the mixture did not mix well

7. Which of the following is a homogeneous mixture?

    I. salt dissolve with water         III. Clothes in the basin

    II. blood                                     IV. Books in the shelves

    a. I and III         b. I and IV         c. II  and IV         d. I and II

8. What will happen if you mix juice powder with water?

    a. The juice powder will dissolve in water.

    b. The juice powder will form a layer.

    c. The juice powder will not dissolve in water.

    d. The juice powder will settle at the bottom of the water.

9. Whic is the universal solvent?

    a. water            c. paint

    b. oil                 d. sugar

10. What will happen if we add leaves to water?

    a. The leaves will dissolve in water.

    b. The leaves will not dissolve in water.

    c. The leaves will partially dissolve in water.

    d. Both A and B

11. What is the solvent in a cup of milk?

    a. sugar         b. milk powder         c. water         d. sugar and milk

12. Which of the following substances can be dissolved in water?

    a. oil             b. enamel paint         c. salt             d. both a and b

13. Which of the following substances is an example of a solute?

    a. pepper         b. water                 c. vinegar         d. soy sauce

14. Which of the following substances does not dissolve in water?

    a. sugar             b. pepper             c. oil                 d. milk powder

15. What do you call the substance that can be dissolved in the given solvent?

    a. soluble         b. insoluble             c. sol               d. emulsion

16. If you mix hot water and milk powder, what will happen?

    a. The milk powder will dissolve in water.

    b. The milk powder will form a layer.

    c. The milk powder will not dissolve in hot water.

    d. None of the above.

17. In a solution, what do you call the substance in a larger amount?

    a. solute         b. solvent         c. sols             d. none of the above