A 6.82-g sample of potassium chlorate was decomposed according to :the following equation 2KClO3 ? 2KCl + 3O2 How many moles of oxygen ?are formed
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The molar mass of K = 39.1 g/mol, Cl = 35.5 g/mol, and O3 = 3 * 16.0 g/mol. So, the molar mass of KClO3 = 39.1 + 35.5 + (3 * 16.0) = 122.6 g/mol. Show more…
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