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Chemical Changes and Reaction — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYChemical Changes and Reaction1 Mark
Question
Define exothermic reaction. Support your answer by two examples.
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Answer

An Exothermic reaction is a chemical reaction that involves the release of energy in the form of heat or light. What is a Combustion example

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