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chemical equations

uses symbols and chemical formulas to show a chemical reaction occurred

plus sign means to combine or and
arrow means produces, yields or make points to the product
chemical equation uses symbols and chemical formulas to show that a chemical reaction occurred
reactant the substances that are broken down (on the left side of arrow)
products the new substances made in a chemical reaction (on the right side of arrow)
Fe+S---> FeS reactants on the left( Fe and S)
Fe + S ----> FeS products on the right (FeS)
law of conservation of matter ( mass ) states that matter cannot be created or destroyed
Coefficient Tells number of molecules number (in front of formula- 2 FeS)
subscript Tells number of atoms ( small number written below and after)
Created by: armoni