Question

milk is not a pure substance. Explain

Answer 1

Explanation:

according to vedantu

Main compounds of milk are lactose and casein. And it is also called a colloidal mixture (i.e. in which one substance of microscopically dispersed insoluble or soluble particles is suspended throughout another substance). Therefore milk is regarded as a mixture not as a pure substance.

Answer 2

Answer:

It is because it contains many carbohydrates, vitamins, minerals and proteins.

Hope it helps!