Respuesta :
Answer A: CO2
Reason: carbon dioxides formula is CO and the number next to it is the molecules
Reason: carbon dioxides formula is CO and the number next to it is the molecules
A molecule of carbon dioxide is made up of 1 atom of carbon and 2 atoms of oxygen. So it is represented by CO2.
For 2 carbon dioxide molecules, they are represented by 2CO2. So the answer is C.