Question

The gas present in the atmosphere which helps in the combustion of substance is​

Answer 1

Answer:

Combustion requires the oxygen gas.

Definition of combustion is:

Combustion, or burning, is a high-temperature exothermic redox chemical reaction between a fuel (the reductant) and an oxidant, usually atmospheric oxygen, that produces oxidized, often gaseous products, in a mixture termed as smoke. Combustion doesn't always result in fire, but when it does, a flame is a characteristic indicator of the reaction.

Answer 2

Answer:

Oxygen gas is useful for combustion

Explanation: