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rvolodin15 rvolodin15
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8 years ago
Find the elements K, Cl and O, and click on each one to find their atomic weights. Use these to calculate a theoretical mass percent of oxygen in KClO3 according to:

theoretical mass percent of oxygen = (mass of 3 oxygen atoms) / (molecular weight of KClO3)
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Educator
8 years ago
Answered below Slight Smile
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