Nitrogen - Wikipedia, the free encyclopedia
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Nitrogen (pronounced /ˈnaɪtrɵdʒɨn/ ) is a chemical element that has the symbol N and atomic number 7 and atomic mass 14.00674 u. Elemental nitrogen is a colorless, odorless, tasteless and mos...
en.wikipedia.org/wiki/Nitrogen
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Harvard DEAS Safety Information ... Liquid nitrogen is inert, colorless, odorless, non-corrosive, nonflammable, and extremely cold. Nitrogen makes up the major portion of the atmosphere (78.03% by volume, 75.5% by weight). Nitrogen is inert and will not support combustion;
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www-safety.deas.harvard.edu/services/nitrogen.html
www-safety.deas.harvard.edu/services/nitrogen.html
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A Few Words About Liquid Nitrogen ... Nitrogen is the major constituent of the air we breathe. When it is condensed from the air, it is an extremely cold fluid at -320 degrees F(-196 degrees C). If you've never handled liquid nitrogen before, I'm reluctant to recommend that you try this experiment.
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www.williams.edu/Physics/kforkey/liquid_nitrogen.htm
www.williams.edu/Physics/kforkey/liquid_nitrogen.htm
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Since it is obtained from the atmosphere, liquid nitrogen is inexpensive and is rarely refrigerated. It is kept in insulated containers called Dewars and is allowed to boil away. Since it is boiling, most of the liquid nitrogen used in laboratories and in cryogenics shows is at a temperature of 77.2 K.
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education.jlab.org/qa/liquidnitrogen_01.html
education.jlab.org/qa/liquidnitrogen_01.html
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Liquid nitrogen is a cold, liquefied gas with a temperature of -321° F. Nitrogen makes up 70% of the air we breath so it will not harm your eyes. Liquid nitrogen therapy is done by spraying this cold liquid onto the skin from a spray gun. ... Liquid nitrogen is a cold, liquefied gas with a temperature of -321...
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www.skinsite.com/info_liquid_nitrogen.htm
www.skinsite.com/info_liquid_nitrogen.htm
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What is liquid nitrogen? Liquid nitrogen is made from cooling and pressurizing nitrogen gas. ... Properties of liquid nitrogen ... Pour some liquid nitrogen into a mixing bowl. What properties do we see?
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www.reachoutmichigan.org/funexperiments/agesubject/less...
www.reachoutmichigan.org/funexperiments/agesubject/lessons/nitrogen.html
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Liquid Nitrogen Demo ... Before doing any demonstration with liquid nitrogen see the Liquid Nitrogen Safety Page; ... Liquid Nitrogen Ice Cream...
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webs.wichita.edu/facsme/nitro.htm
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Question: How is liquid nitrogen made, stored, and is it safe enough for scientific demonstrations in a classroom setting? Where can it be bought? ... agustin z azua Answer: One way to make liquid nitrogen is to use a compressor to compress, cool, and then expand air many times until it has been cooled to about 77Kelvin,
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www.newton.dep.anl.gov/askasci/chem99/chem99419.htm
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