Question

What are the needs of separation? Mention any three points.

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Answer 1

Answer:

hii mate....

Importance of the separation of substance is neccesary because

1. With the help of separation we get definite size, weight , & most important we get active constituent from substance with help of separation
2. We can remove unwanted particle from substance with the help of separation
3. In pharmaceutical companies separation most important process.

thanks and Mark it as brainlist answer

Answer 2

Answer:

Taking out useful substances from a mixture is usually the main reason for separation of substances. Sometimes, we also need to separate substances when we need to use different components in different ways.

1. A bhel is a mixture of various ingredients like onion, tomato, potato, chillies, etc. Someone who does not like spicy food will remove the chillies to prevent mouth burn. Therefore, separation is necessary to remove the chillies from food.
2. Air also contains dirt and dust.We have hair in our nostrils which separate the dust and dirt particles from the air.
3. Did you know that the water we drink comes from rivers and lakes? But it contains impurities and germs. They are not wanted. Thus, Separation is necessary to remove these impurities.