Question

A substance made up of two or more elements that have been chemically combined
is called
an atom
a mixture
an element
a compound
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please help:)

Answer 1

Answer:

I believe it's a compound.

Answer 2

Hello there,

Compound is the answer.

Line-wise:-

A substance made up of two or more elements that have been chemically combined is called a compound.

✍️ By Benjemin ☺️