Solid Nitrogen
3.9 میلیون بار بازدید -
12 سال پیش
-
Amazing! Place liquid nitrogen in
Amazing! Place liquid nitrogen in a vacuum chamber and observe frozen nitrogen "ice."
This video is part of the Flinn Scientific Best Practices for Teaching Chemistry Video Series, a collection of over 125 hours of free professional development training for chemistry teachers - http://elearning.flinnsci.com
ATTENTION: This demonstration is intended for and should only be performed by certified science instructors in a safe laboratory/classroom setting.
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This video is part of the Flinn Scientific Best Practices for Teaching Chemistry Video Series, a collection of over 125 hours of free professional development training for chemistry teachers - http://elearning.flinnsci.com
ATTENTION: This demonstration is intended for and should only be performed by certified science instructors in a safe laboratory/classroom setting.
Be sure to subscribe and check out more videos!
Subscribe: https://www.seevid.ir/fa/result?ytch=Flinn...
Facebook: Facebook: FlinnScientific
Website: https://www.flinnsci.com/
12 سال پیش
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