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Ch.1

100

In a chemical reaction, all of the atoms in the reactants must be present in the products. The reactions must be “balanced.”

Matter is conserved in a chemical reaction. Chemical reactions rearrange matter; they do not create or destroy matter. The number of carbon atoms in the rea

Balance the following equation:

4 NH3 + 5 O2 → __ NO + __ H2O

_4_ NH3 + _5_ O2 → _4_ NO + _6_ H2O