Chemical Reactions

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  • Chemical reactions
    • In a chemical reaction new substances are made
    • The substances at the start of a reaction are called the reactants
    • The new substance is called the product
    • Chemical reactions are irriverible. It is very dificult to get the reactants back
    • Signs chemical reactions are taking place:
      • Bubbles or fizzing
      • Temperature is changing
      • The colour is changing
      • A solid is formed


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