dmwilder
Answered

Which of the following lists includes only molecules?

Fe8 CO Mg

He H20 NO2

CO Fe O2

NaCl N2 H20

Answer :

CrystalQueen
The only list containing molecules is list #4

NaCl, N2, and H2O are all made up of more than one element, making them molecules. The other lists contain an element. Mg, He, and Fe are elements, not molecules.

Hope this helps!

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