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TSSA G3 Exam with complete verified solutions 2024
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TSSA G3 Exam with complete verified solutions 2024
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TSSA G3 Examwith complete
verified
solutions 2024
Natural gas and propane are: - answer members of
the hydrocarbon family
Natural gas and propane are composed mainly of: -
answer carbon and hydrogen
What is the odorant added to natural gas and
propane? - answer mercaptan
85% to 95% of natural gas is composed of: -
answer methane
Chemical formula for Methane: - answer CH4
,Chemical formula for Propane: - answer C3H8
Chemical formula for Oxygen: - answer O2
Chemical formula for Nitrogen: - answer N2
Chemical formula for Water: - answer H2O
Chemical formula for Carbon Dioxide: - answer CO2
Chemical formula for Carbon Monoxide: - answer
CO
The approximately percentage of oxygen and
nitrogen in air is: - answer 21% Oxygen and 79%
Nitrogen
The properties concerning natural gas and propane
is on what page of the codebook? - answer 351
(T/F) Propane liquid escaping from a container
rapidly drops in temperature - answer True
What is L.E.L.? - answer The lowest percent of gas
in the air-gas mixture that will support combustion
,Odorant is added to natural gas at the: - answer
City gate station
The maximum flame temperature from the
combustion of natural gas with air is: - answer
3500 F
The two main hydrocarbons which form natural gas
are: - answer methane and ethane
The boiling point of propane is: - answer -44 F
The boiling point of natural gas is: - answer -260 F
What is the ignition temperature of propane gas
compared to natural gas? - answer Lower for
propane
What is the ignition temperature of propane gas? -
answer 920 to 1020 F
Is natural gas heavier or lighter than air? - answer
lighter
, Is propane heavier or lighter than air? - answer
heavier
One imperial gallon of propane weighs: - answer
5.1 pounds (2.3 kilograms)
At 60°F (15,5° C) a pound of propane produces how
many cubic feet of gas? - answer 8.50
Propane shall have a distinctive odour content to
ensure it is readily detectable in the atmosphere
down to concentrations of: - answer 20% of the
lower explosive limit.
When one pound of propane burns, it releases
approximately: - answer 21,600 Btu
The relative density of liquid propane as compared
to water is approximately: - answer 0.5
Propane is a: - answer hydrocarbon
As the temperature of liquid propane in a tank
increases, the vapour pressure of the propane: -
answer increases
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