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This is a very good question. Nitrogen is an element that usually stays in a gas state. To make it a liquid, it has to be chilled almost to absolute zero. The moment that liquid nitrogen comes into contact with room temperature, it begins to heat up, rapidly. The Fog that you observe is just the liquid nitrogen changing from a liquid to a gas state. This occurs very quickly. Hope this helps!

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Q: Why does Liquid Nitrogen evaporate?
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Related questions

What would happen if you poured liquid helium into liquid nitrogen?

The liquid helium would boil and evaporate.


Why don't they use liquid nitrogen to put out wildfires?

Because it's dangerous.Because liquid nitrogen is expensive and inconvenient.Because liquid nitrogen will instantly evaporate once it comes close to fire.


Does liquid nitrogen evaporate or can convert into gas?

Yes it can convert into gas,bcoz it reqired high temperatue to convert liquid nitrogen to gas.


What will happen when liquid nitrogen leaks out of a storage tank?

It will heat up and evaporate.


Can liquid nitrogen evaporate from a sealed container?

Do not enclose liquid nitrogen in a sealed container, as this may result in bursting or an explosion due to pressure buildup caused by the evaporation.


Is liquid nitrogen supposed to be left on the skin after treatment?

Nitrogen must be cooled to a very low temperature to become liquid nitrogen. At room temperature, liquid nitrogen will change from the liquid phase to the gas phase. Therefore, if the skin is treated with liquid nitrogen, the liquid nitrogen will almost instantly become a gas and evaporate away from the skin. It is impossible to "leave" it on the skin, as this reaction is almost instantaneous and no liquid nitrogen is left behind.


How do you separate nitrogen from the air?

By cooling and pressing air and then expanding it you can separate liquid nitrogen from air.AnswerThe air must be repeatedly cooled and compressed until it liquefies. The liquid air is then fractionated (allowed to evaporate under controlled conditions) so that each component (oxygen, nitrogen, argon) is released as a pure stream. The Nitrogen stream is collected and re-cooled to be a liquid for storage and handling as the volume of the liquid is much less than the gaseous nitrogen.


Why is water the most quickest liquid to evaporate?

Water is not the most quickest liquid to evaporate.


What phase is liquid nitrogen in at room temperature?

Liquid nitrogen is liquid.


How the nitrogen is separated from air. what is the needed temperature for that?

You need to get the air liquid and then evaporate it - oxygen evaporates more easily than nitrogen. At normal pressure, air gets liquefied at about 78 kelvin (-195 degrees Celsius).


What happens to a liquid that is not in a container?

If a liquid is not in a container it will evaporate.


When will a liquid evaporate and when it boil?

what is it