Question

what is the need of separation in the mixture?

Answer 1

Answer:

the need to separate substance is that to fulfil our requirements

we separate things from different method only to get pure substance

Eg we separate salt from sea

the main aim is to get salt

Answer 2

$\huge\star\:\:{\orange{\underline{\red{\mathcal{Define}}}}}$

$\displaystyle\blue{\underline{\underline{Need\:of\: Separation\:?}}}$

$\mathcal{\blue{\underbrace{\purple{Explanation\::- }}}}$

$\:\sf\underline\red{Removel\:of\:undesirable\:components\::-}\:$ sometimes desirable substances may have undesirable components for example wheat, rice or pulses may have a small stones and dirt which are undesirable and unwanted and more over can harm us. similarly water supplied is not pure. It has particles of dirt and poisonous compounds or gems etc. They should be removed before use otherwise such in pure water may affect our health.

$\:\sf\underline\blue{To\:obtain\:useful\:components\:separately\::-}\:$ we know that crude petroleum obtained from the earth surface and It is a mixture of a number of components such as diesel, kerosene and petrol. all the components are useful and need to be separated. petrol and diesel are used as fuels in the vehicles and kerosene is used as a household fuel similarly butter is separated from curd and cream from milk.

$\:\sf\underline\green{For\:laboratory\:search\:works\::-}\:$ sometimes removal of impurity is essential to obtain a pure substance for laboratory and research work.