Description: Powdered dry ice is placed a transparent tube equipped with a pressure gauge. As the dry ice sublimes, the pressure goes up. The solid melts at about 4 atmospheres.

This demonstration is also available on video and on JCE:Software "Chemistry Comes Alive!" Vol. 2 CD-Rom.

Rating:

Source: Journal of Chemical Education - Vol. 66

Year or vol: 1989 page: 597

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