Question

what is meant by a pure substance​

Answer 1

$<p style="color:cyan;font-family:cursive;background :black;font-size:25px;">The pure substancewithin chemistry is a very simple concept to grasp. Pure substancesare defined assubstances that are made of only one type of atom or only one type of molecule (a group of atoms bonded together). ... Purity can also have an important impact on the chemical properties of a substance.</p>$

Answer 2

Answer:

A pure substance is one which is made up of only one kind of particles (atoms or molecules).

For Example:

• Sulphur element is made up of only one kind of sulphur atom.
• Water is made up of only one kind of water molecules.