Respuesta :
the total mass of all the substances taking part in the chemical reaction remain the same, so does the number of atoms.
The total mass of the reactants and the total mass. Of the products
The number of molecules of each substances involved . In the chemical reaction
The number of atoms of each element involved in the same reaction
The number of molecules of each substances involved . In the chemical reaction
The number of atoms of each element involved in the same reaction