Question 15 2 Points Propane is burnt with 20% excess 02, what is the percentage of CO2 in products? A 12.5% B 25% 45% D 75.5% Question 16 2 Points A 1.5-litre soft drink bottle is emptied, and all the soft drink (density = 1.1 kg/litre) is taken out. If gasoline (density = 0.8 kg/litre) is to be filled in the same bottle, how many litres the bottle can hold? A 0.88 B 1.20 C 1.38 D) 1.50