Are solutions pure substances?

1 Answer
Mar 20, 2018

No.

Explanation:

To be pure, a substance needs to have constant composition--this is the case for elements and compounds, but not for solutions.

A solution is basically a homogenous mixture, and all mixtures are classified as impure substances with variable composition. :)

Here’s a diagram to illustrate the compositional differences between pure substances and solutions:
Tes