sweett1274 sweett1274 02-02-2024 Chemistry contestada A common laboratory method for preparing oxygen gas involves decomposing potassium chlorate (KCIO3), as shown by the reaction. 2 KCIO3 - 2 KCI + 302 Based on this, How many grams of KCIO3 must be decomposed to produce 91.7 g of O2?