Respuesta :
Answer:
An oxygen atom
Explanation:
its not a neutron, nor the oxygen's atomic mass (I hope you'll know what that is), and a molecule of oxygen is two oxygens atoms together, 02. Hope this helps.
Answer:
An oxygen atom
Explanation:
its not a neutron, nor the oxygen's atomic mass (I hope you'll know what that is), and a molecule of oxygen is two oxygens atoms together, 02. Hope this helps.