How is the chemical reaction done plz explain tge rules of it

1.	How is the chemical reaction done plz explain tge rules of it
Answer» According to the law of conservation of mass, when a chemical reaction occurs, the mass of the products should be equal to the mass of the reactants. ... A balanced chemical equation occurs when the number of the atoms involved in the reactants side is equal to the number of atoms in the products side..... visit book or Wikipedia for the rules of CR.. Okay

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