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Chemical changes

Chemical changes. By Akram Algami and Ashraf Sharif. The chemical reactions start with two or more reactants and with products that are different from the reactants in their properties. change into a new substance.

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Chemical changes

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  1. Chemical changes By Akram Algami and Ashraf Sharif

  2. The chemical reactions start with two or more reactants and with products that are different from the reactants in their properties.

  3. change into a new substance The new substance has a different properties and different compositions from reactants   Chemical Changes  the starting substances are called reactants and the new substances are called products Examples: 1) Rusting of iron 2) Combustion of wood 3) Cooking an egg 

  4. Video clip

  5. 1) Is cooking bread chemical or physical change? 1 ) Write down two examples for chemical changes? 

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