Question

Iron is a/an ______ because it is made up of the _______of the same kind.​

Answer 1

Answer:

Iron is an element because it is made up of molecules of the same kind

Explanation:

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Answer 2

Iron is a/an element because it is made up of the atoms of the same kind.

Explanation:

Iron doesn’t have isotopes

Also iron only contains iron atoms

If it contained iron atoms plus some other elements atom..like..sulphur then it would become a compound or mixture

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