What is the difference between oxygen and carbon dioxide?

1) We breathe oxygen, but we cannot breathe carbon dioxide.
2) Oxygen consists of one chemical element, while carbon dioxide is made of two.
3) Oxygen is lighter than carbon dioxide.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.