Question

How is a pure substance different from a mixture?

A. Mixtures can be seperated by physical means.

B. Pure substances are made up of mixtures.

C. A pure substance is heterogeneous.

D. A mixture is made of one substance.

Answer 1

It is A the answer is A and I'm doing homeschooling and I do quizzes and I got a A on it so the answer is A

Answer 2

The answer is A. Mixtures can be separated by physical means

A pure substance cannot be separated.