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Why should the airhole be closed when you first light the Bunsen burner?
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Why should you light a Bunsen burner from the side and not the top?
If you light the burner from the top, the lighting instrument will be blowin out by the force of the gas.
Why you should not use a piece of burning paper to light the Bunsen burner?
the gas from the Bunsen burner will cause the existing flame to flare and burn the entire piece of paper and your fingers - and the lab. it's difficult to blow out the burning paper.
Why is it important that you should tie your hair back when using a Bunsen burner?
It is important to pull your hair back when using a Bunsen burner to prevent it from coming into contact with the open flame and igniting your hair.You are instructed to pull back your hair when using a Bunsen burner to prevent your hair from coming into contact with the open flame and catching your hair aflame.
Why should you leave a lighted Bunsen with the air hole closed?
Because if the air hole was wide open, the flame will be blue, which is going to be really hot so you have to leave it at a safety yellow flame which is when the air hole is closed when lit. It could be dangerous to leave a Bunsen burner on a blue flame. this is confusing, explain more clearly, geez is dat too much to ask?
When is a Bunsen burner flame at its hottest and why?
When it is on a blue flame because the blue flame is hotter than the yellow flame due to the mixture of air and gas. Im Year 7 Guys you should know this!
What is the safest flame on a Bunsen burner?
when you light up the burner you should see that the Bunsen burners air hole is closed that is the safest flame
Bunsen burner blue flame?
The blue flame of the Bunsen burner is when it is hottest. The yellow flame is the safety flame. you should always start the burner on the safety flame which is produced when the holes on its base are closed.
What are the precaution that should be taken when using the Bunsen burner?
Nothing much really. Just don't touch the flame, wear goggles and that's all. Using a safety mat is unnecessary and it doesn't really matter if you keep the airhole at the base open or closed.
WHY should you not relight the Bunsen burner?
You have to relight the Bunsen Burner every time you use it.
When you are not using a Bunsen burner but wish to leave the flame on you should always leave the air hole closed why?
It is less hot
'when should the Bunsen burner flame be used'?
This is not a very well worded question. What do you mean by why should it be used? I Bunsen burner is used for heating things, usually in a lab setting.
Why should a lit Bunsen burner never be near alcohol?
no
What flame should the Bunsen burner be left on?
Safety flame
Why should the air hole be open when you heat substances with the Bunsen burner?
If the air hole is closed, no air is getting to the flame. Fire must have oxygen in order to burn.
Why should you leave a Bunsen burner with the air hole closed?
Because if the air hole was wide open, the flame will be blue, which is going to be really hot so you have to leave it at a safety yellow flame which is when the air hole is closed when lit. It could be dangerous to leave a Bunsen burner on a blue flame. this is confusing, explain more clearly, geez is dat too much to ask?
Why should you leave the Bunsen burner with the air hole closed?
Because if the air hole was wide open, the flame will be blue, which is going to be really hot so you have to leave it at a safety yellow flame which is when the air hole is closed when lit. It could be dangerous to leave a Bunsen burner on a blue flame. this is confusing, explain more clearly, geez is dat too much to ask?
Why should you turn off Bunsen burner between experiment setups?
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