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Be sure to answer all parts. Potassium nitrate decomposes on heating, producing potassium oxide and gaseous nitrogen and oxygen: 4KNO3(8) -2K20(s) + 2N2(g) + 502(8) - To produce 87.7 kg of O2, how many (a) moles of KNO3 must be heated? mol (b) grams of KNO3 must be heated? Ds g