Question

Fig 210 scheme for supply of drinking water.
Let us answer these:
1. How will you separate a mixture of common salt and sand?
2. What process will be used to get camphor from a mixture of campho
common salt?
3. Name the method used to separate a mixture of chalk powder and water
4. How can cream be separated from milk?
5. Name the process by which common salt is obtained from sea water.
6. How can common salt be purified?
7. Name the process by which mixture of dyes can be separated from the
mixtures
8. How will you separate water and mustard oil?
9. What types of mixtures are separated by the process of fractional distillation
4. Physical and chemical changes:​

Answer 1

Answer:

1 salt is soluble in water but sand is not soluble in water .u can use this property for separation.

2 by the process of sublimation .

3 by filtration

4 by the process of centrifugation.

5by the process of evaporation

6by the process of crystallization

7 by the process of chromatography

8 funnel process can be used.

9 substances having dfferent density and boiling point.

Explanation:

4