Why do you need to separate different components of a mixture?

Answer 1

mixture in what state u want to know?? gaseuos, liquid or solid?? if gaseous, commonly we use burning, or absorption method. if liquid, non metal with non metal, or non metal with metal by using electrolysis to separate. if in solid metal with non metal, use magnet. as such, salt water, boiling, filtration is involved.

Answer 2

To obtain pure components, to remove undesired components

Answer 3

Because we need frequently pure components.