Balance the chemical equation. KCIO3 = KCI + O2
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To balance the equation we put numbers in front of the formulas to multiply the number of atoms in each formula. 2H2O → 2H2 + O2 This gives us 4 atoms (2x2) of hydrogen before and 4 atoms of hydrogen after; 2 atoms (2x1) of oxygen before and 2 atoms of oxygen after
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