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Chemical equations are used to model the changes that happen in chemical reactions.

Word equations

In chemical reaction:

  • reactants are the substances that undergo a chemical change in a reaction
  • products are the new substances formed.

In general: reactants = products

Two or more reactants or products are separated b a + sign. In a word equation, you write the name of each substance, not its formula.

An example balanced equation

  The balanced chemical equation for the reaction between iron (III) oxide reacts with carbonto…


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