Classification of matter

30 points

1.    Compare and contrast a substance and a mixture.  (3 points)

2.    Compare and contrast an element and a compound.  (3 points)

3.    Compare and contrast a heterogeneous mixture and a homogenous mixture, giving an example of each. (2)

4.    Compare and contrast solution, colloid and suspension, and give an example of each.   (3)

5.    Compare and contrast physical properties and chemical properties, giving an example of each.    (4)

6.    Compare and contrast physical changes and chemical changes, giving an example of each.  (4)

7.    Explain the law of conservation of mass  (3)

8.    10 ml of oil is added to 40 ml of water in a 50 ml beaker and it is mixed up.

        a.    What type of mixture is it? (1)

        b.    What percentage of the solution is oil? (1)

        c.    What will happen if the solution is allowed to sit overnight? (1)

9.    Complete the flowchart on the back of this sheet.  (5 points)