Baking soda is used as fire extinguisher. When heated, it decomposes to carbon dioxide gas, when can smother a fire. If a sample of NaHCO, produces 0.600 L of carbon dioxide gas at STP, what will be the mass of the sample? NaHCO,. Na, CO + HO + CO Sodium azide, NaN, decomposes and fills an air bag with nitrogen gas in an automobile collision. If an air bag contains 120 g of their compound, what is the volume of nitrogen gas produced at STP? Na N, Na + N