Question

To prove that oxygen help in burning

Answer 1

because it's in the air all around us. For fires that are using gaseous oxygen as their oxidizing agent we only need to remove oxygen and replace it with an inert gas and the fire goes out. CO2 extinguishers do just that.

Answer 2

Explanation:

Burning requires an oxidizer. Oxygen is the most common just because it's in the air all around us. For fires that are using gaseous oxygen as their oxidizing agent we only need to remove oxygen and replace it with an inert gas and the fire goes out. CO2 extinguishers do just that.

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