Question

Impure substances can be *

a)homogenous

b)heterogenous

C)both (a) & (b)

d)none of these​

Answer 1

Answer:

Impure substances can be homogeneous and heterogeneous c.) both a and b

Answer 2

Answer: Both (a) & (b)

Explanation:

Impure substances are made up of two or more pure substances mixed together in any proportion .

They may be homogenous or heterogenous i.e. their composition is not uniform through out the bulk.

They are all mixtures.

Examples : air, seawater, petroleum, sugar solution, etc...