Question

what is meant by a pure substance ​

Answer 1

Answer:

A pure substance is a form of matter that has a constant composition and properties that are constant throughout the sample. Mixtures are physical combinations of two or more elements and/or compounds.

Answer 2

Answer:

hello mate..

Explanation:

• PURE SUBSTANCE is a form of matter to that has constant composition and properties that are constant throughout the sample.
• Mixtures are physical combinations of two or more elements and or compounds

hope my answer helps u..,☺️