Question

what is true of a mixture? it is always thicker than the two chemicals that go into it. it retains the properties of the substances that make it up. it can never be separated into its constituent substances. it is produced through chemical reactions.

Explanation:

A mixture is a combination of two or more substances where each substance retains its own chemical properties. Mixtures can be separated by physical means and are not formed through chemical reactions. Thickness is not a defining characteristic of mixtures.

Answer:

It retains the properties of the substances that make it up.