Question

Which of the following CANNOT be considered a single phase?
A) a heterogeneous mixture
B) a pure solid
C) a pure liquid
D) a homogeneous mixture

Answer 1

the answer is ;

(a) a heterogeneous mixture

Answer 2

The answer is A) a heterogeneous mixture.

Several examples of this kind are ice cubes that are immersed in a drink, and also the mixture of oil and water.

A heterogeneous mixture is a combination of two or more pure substances in which the substances retain their purity and originality.

So the formation of a heterogeneous mixture cannot be considered as a single phase.