What is combustion?
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Combustion :----> it is a phenomenon by which a substance release large amount of energy(exothermic reaction) and change its phase when the heat given to the substance is equal or more than its ignition temperature.
combustion is called chemical change.
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Combustion:-
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⏩It is exothermic reaction.
⏩It is a chemical change.
⏩it refers to a phenomenon when a object is burns at its ignition temperature and then a evolution of a lot of heat energy.
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