Question

What is the difference between Oxygen (O2) and Carbon

Dioxide (CO2)?
Carbon Dioxide can exist at absolute zero and Oxygen cannot
Oxygen is a compound and Carbon Dioxide is an element
Oxygen is a gas in our atmosphere and Carbon Dioxide is not
O Oxygen is an element and Carbon Dioxide is a compound

Answer 1

Oxygen is an element and CO2 is a compound.

Step-by-step explanation:

Oxygen is it's own element in general, whereas CO2 is a mixture of Carbon and Oxygen thus making it a compound. Oxygen can exist at absolute 0. There is CO2 in our atmosphere.