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Differences between chemical and physical changes

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         chemical and physical changes. Areyou confused about chemical change and physical change.let's study about chemical change and physical change .              Chemical  vs physical 1.Define chemical and physical 2.comparision chart 3.key points 4.conclusion Q.1 what do you mean by chemical changes and physical changes.explanation with suitable example? Chemical changes             A chemical changes is a type of changes it is a form of matter   new substance are formed after under goes chemical reaction and having it's identity .It can not reverse some time later is known as chemical changes. Example  of chemical changes 1.Burning of wood 2.Digesting food 3.Reaction with acid and base 4.souring of milk 5.Rusting of Iron 6. Burning of candle Physical changes ...