Answer:
elements are composed of
electrons with a little mass and negative charge
protons with mass and positive charge
neutrons with mass and no charge
isotopes same number of protons, different in neutrons
share me the other part of the photo to complete!!!
There are only 2 atoms in an Oxygen molecule
2.3226678127494718
this number you could probably simplify to your own standards on your own.
Organic or inorganic is the answer