Question

. FILL IN THE BLANKS :
1. A pure substance has..............
melting and boiling points
2 Sea water is a mixture of.........
dissolved in water
3. Smog is a mixture of smoke and..................
4. The constituents of impure substance may be in....................
ratio
5. Constituents of a....................
can be separated out by physical means.
6. lodine can be separated from a mixture of iodine and common salt by the process of
....................
7......... is used to separate husk from wheat
8. Tea leaves can be separated from its solution by........................
9. When two solid components differ in their sizes, they can be separated by the process of
......................
10. A pure substance has only one kind of........................
​

Answer 1

Explanation:

1,a sharply defined

2, Salt

3,fog

4, ratio

5, mixture

6, sublimation

7, winnowing

8, filtration

9, sieving

10, material