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Oxygen is 20% of what is in the air. When you light a candle in a bit of water, then put a measuring cylinder over it, water is sucked up 20% of the cylinder, before going out. This shows that oxygen supports burning. Without oxygen the candle goes out.
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∙ 14y ago
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What is the coolest flame on a Bunsen burner a spirit flame or a gas flame?
The external part of the flame is the coolest.
Increase the size of the flame by increasing the gas supply does the flame move about a lot or is it steady?
increase the size of the flame by turning the gas tap to increase the gas supply .does the luminous flame move about or is it steady?
What does the flame in a gas cooker go out when you turn the gas off?
The flame goes out because you turned it off.
Name a gas which burns in oxygen with green flame?
Acetylene, at 3480C, is the gas that burns hottest in oxygen. Hydrogen is second at 3200C.
Why does a blue flame make more noise than a yellow flame on a Bunsen burner?
Your not hearing the flame your hearing the gas move through the burner. and it is louder because it takes more gas moving through (so gas moving faster) than it does for a flame that is not as hot.
What gasses supports animal life?
The most important gas is oxygen
Who discovered the oxygen the gas that supports life?
Julius Ascutia Gardiola
Which gas burns the hottest when cutting torch is used?
oxygen supports the combustion of the gas that one uses in the welding/cutting torch. Acetylene combined with Oxygen produces the hottest flame.
Who discovered oxygen the gas that supports combustion and life?
Julius Ascutia Gardiola
What is the main of flame trap?
A device that prevents a gas flame from entering the supply pipe.A device that prevents a gas flame from entering the supply pipe.
What is the coolest flame on a Bunsen burner a spirit flame or a gas flame?
The external part of the flame is the coolest.
What kind of flame is the pilot light of a gas stove?
a complete flame or a blue flame
What type of flame will make gas explode?
The type of flame is just a normal flame
Increase the size of the flame by increasing the gas supply does the flame move about a lot or is it steady?
increase the size of the flame by turning the gas tap to increase the gas supply .does the luminous flame move about or is it steady?
What color is a gas flame that is starved of oxygen?
This is a red flame.
What does the flame in a gas cooker go out when you turn the gas off?
The flame goes out because you turned it off.
Name a gas which burns in oxygen with green flame?
Acetylene, at 3480C, is the gas that burns hottest in oxygen. Hydrogen is second at 3200C.
