Question

combustion is a chemical change justify​

Answer 1

Answer:

Combustion is a chemical reaction between substances, usually including oxygen and usually accompanied by the generation of heat and light in the form of flame. 2. Setting the substance on fire, would cause it to create a new substance. ... Reverse of combustion is not possible,therefore it is a chemical change.

Answer 2

Answer:

Combustion is a chemical reaction between substances, usually including oxygen and usually accompanied by the generation of heat and light in the form of flame. 2. Setting the substance on fire, would cause it to create a new substance. ... Reverse of combustion is not possible,therefore it is a chemical change.

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