To balance the decomposition of potassium nitrate (KNO₃), coefficients are adjusted so that the number of atoms for each element is the same on both sides. Two molecules of KNO₃ decompose to form two molecules of KNO₂ and one molecule of O₂, maintaining mass balance.
Balance the following chemical equation: KNO₃ → KNO₂ + O₂?
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