15. What is combustion? Define inflammable substances.
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Combustion is a chemical process in which a substance reacts rapidly with oxygen and gives off heat. inflammable substances -The substances which have very low ignition temperature and can easily catch fire with a flame are called inflammable substances. Examples of inflammable substances are petrol, alcohol.✨
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Answer:
Combustion is the process of burning. It is a high temperature exothermic redox chemical reaction between a fuel and an oxidant , usually atmospheric oxygen that produces oxidized, often gaseous products, in a mixture which is termed as smoke.
INFLAMMABLE SUBSTANCES:- Inflammable substances is a substance which have very low ignition temperature and can easily catch fire with a flame.