What is the significance of arrows in the reactant and produts

1.	What is the significance of arrows in the reactant and produts
Answer» The substances that are used up in a chemical reaction (starting material) are the reactants and the new substances formed are called the products.\xa0Reactants are written on the L.H.S. of the arrow. Products are written on the R.H.S. of the arrow.For example, 2H2 + O2 → 2H2O Reactant Product

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