when we mix iron filings with Sulphur and grind it a physical change take place. however if we heat the mixture, a chemical change takes place.using the above example give three differences between physical and chemical change
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Iron and sulfur mix and form a partially magnetic black and yellow MIXTURE.Chemical Change - new SUBSTANCE IronSulfide was formed. ... Burning, Reacting to other chemicals, reacting to light.
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There are several differences betweena physical and chemical change in matter or substances. A physical change in a substance doesn't changewhat the substance is. In a chemical change where there is a chemical reaction, a new substance is formed and energy is either given off or absorbed.
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