TSSA G3 Exam | 304 Questions and Answers(A+ Solution guide)

Natural gas and propane are: - members of the hydrocarbon family Natural gas and propane are composed mainly of: - carbon and hydrogen What is the odorant added to natural gas and propane? - mercaptan 85% to 95% of natural gas is composed of: - methane Chemical formula for Methane: - CH4 Chemical formula for Propane: - C3H8 Chemical formula for Oxygen: - O2 Chemical formula for Nitrogen: - N2 Chemical formula for Water: - H2O Chemical formula for Carbon Dioxide: - CO2 Chemical formula for Carbon Monoxide: - CO The approximately percentage of oxygen and nitrogen in air is: - 21% Oxygen and 79% Nitrogen The properties concerning natural gas and propane is on what page of the codebook? - 351(T/F) Propane liquid escaping from a container rapidly drops in temperature - True What is L.E.L.? - The lowest percent of gas in the air-gas mixture that will support combustion Odorant is added to natural gas at the: - City gate station