The foundation of balancing equations is the . This scientific principle states that matter cannot be created or destroyed in a closed system. In chemistry terms, the atoms you start with (reactants) must equal the atoms you end with (products)—they just get rearranged into new substances. The Anatomy of an Equation
: List how many atoms of each element are on the reactant (left) and product (right) sides. what is a balanced chemical equation
2H2+O2→2H2O2 cap H sub 2 plus cap O sub 2 right arrow 2 cap H sub 2 cap O The foundation of balancing equations is the