Answer:
I hope it helps..... you can stop at the full-stop
Answer:
nekwkz8 waxed
Explanation:
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A substance cannot be a gas or a mixture. A pure<span> substance is something that occurs in nature. An element is made up of one type of atom only and cannot be split further. A compound has the combined properties of the elements from which it is made.
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Answer:
electron: orbiting around the nucleus
proton: inside the nucleus
neutron: inside the nucleus