Question

Write 'true' or 'false' for the following statements. Statememt 1. A pure substance has definite set of properties. 2. Elements occur in free state in nature only. 3. A chemical compound may occur either homogeneous or heteroge 4. Mechanical separation of elements is impossible. 5. The properties of a mixture are the average of the properties of​

Answer 1

Answer:

true

true

true

false

false

Answer 2

Answer:

1) True

2) False

3) True

4) False

5) False