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QUESTION
1-How many moles of oxygen are formed when 23.5 g of KNO 3 decomposes according to the following reaction?
1-How many moles of oxygen are formed when 23.5 g of KNO3 decomposes according to the following reaction? The molar mass of KNO3 is 101.11 g/mol.
4 KNO3(s) → 2 K2O(s) + 2 N2(g) + 5 O2(g)
2-Determine the density of CO2 gas at STP.
