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  • C1.2 Chemical equations
    • Chemical equations show the reactants and the products
      • Reactants are the substances you start with
      • Products are the new substances made
    • Word equations only give the names of the reactants and products
    • Atoms aren't created or destroyed in a chemical reaction
      • The number and type of atoms is the same before and after a chemical reaction
    • A balanced symbol equation has the same number of each atom on each side
      • Initial equation may need changing
    • You can include state symbols in symbol equations
      • Solid = (s) Liquid = (l) Gas = (g)


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