Question

which of the following is not a homogeneous mixture ? (a) smoke (b) air (c) brass (d) equeous solution of singer

Answer 1

b. air. is the answer. ..

Answer 2

Air is an example of a non homogeneous mixture. A non homogeneous mixture is also known as Heterogeneous Mixture.

Heterogeneous mixtures can be explained as mixtures that outline no uniformity when it comes to their composition.

Owing to this trait, it's is also possible that the separation of parts in the traits is also possible.

The simple justification for air being heterogeneous mixture is the fact that it is composed of various gaseous substances and has no definite volume.