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anyanavicka [17]
2 years ago
13

What is a substance?

Biology
2 answers:
Dafna11 [192]2 years ago
7 0
A substance is usually a form of matter having constant chemical composition and characteristic properties.
fomenos2 years ago
6 0

Answer:

the real physical matter of which a person or thing consists and which has a tangible, solid presence.

Explanation:

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