Does O2 represent an atom or a molecule of oxygen
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Explanation:
Explanation:O is a free oxygen atom and O2 is two oxygen atoms chemically bound to form an oxygen molecule. There is no common analogy for C, but N2 is called nitrogen, H2 is hydrogen and Cl2 is chlorine, each having the same name as that of their constituent elements.
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Answer:
Atom
Explanation:
because two molecules of oxygen forms O2 atom
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