Description : What part of the chemical equation tells the number of atoms of each element?
Last Answer : That depends on the nature of the reaction. For a typicalreaction, it will be the subscript following the symbol of theelement multiplied by the coefficient. For example, in Na2SO4 therewill be 2 Na atoms, 1 S atom ... If the reaction was 2Na2SO4, there would be 4 Na atoms, 2 S atoms and 8 O atoms.