Why Must Chemical Equations Be Balanced?

Answer

A balanced chemical equation assures that the conservation law of matter is followed. The total mass of reactants must equal the total mass of products. A balanced equation will tell you the total proportional quantities of each substance involved.An unbalanced equation can tell you nothing about the quantities involved until it is balanced.
Q&A Related to "Why Must Chemical Equations Be Balanced"
It's because there must be the same number of atoms of each elements on each side of the equation.
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Without the balance, there will be elements that are left out or just created from nothing. Uh oh!
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Chemical equations must be balanced because only balanced chemical equations will get you the right stoichiometry. In a balanced chemical equation the coefficients are equal to the
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When a chemical reaction occurs, it can be described by an
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