Question

what is meant by a substance.​

Answer 1

Explanation:

• that of which a thing consists; physical matter or material:
• form and substance.
• a species of matter of definite chemical composition:
• a chalky substance.
• controlled substance.
• the subject matter of thought, discourse, study, etc.
• the actual matter of a thing, as opposed to the appearance or shadow; reality.
• substantial or solid character or quality:
• claims lacking in substance.

Answer 2

Answer:

A substance is a pure single form of matter. or

A substance is matter which has specific composition and specific properties