Yes, carbon dioxide (CO₂) is a compound that is present in the air.

Here's why:

* Compound: A compound is formed when two or more different elements chemically combine in a fixed ratio. In the case of carbon dioxide, one carbon atom (C) combines with two oxygen atoms (O).

* Present in air: Carbon dioxide is a natural component of the Earth's atmosphere. It's released through processes like respiration, volcanic eruptions, and the burning of fossil fuels.

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