Fun and informative: http://www.youtube.com/watch?v=dXq0ao2GmrQ
ps: dry ice is this: http://fr.wikipedia.org/wiki/Refroidiss ... carbonique
5 experiences with dry ice!
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Not fully understood why at 2:15 the liquid carbon dioxide returns to the solid state when the guy opens the test tube?
A liquid that loses pressure ... gasifies more than it solidifies ... right?
A liquid that loses pressure ... gasifies more than it solidifies ... right?
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- highfly-addict
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Ah yes just, it is the relaxation of the gas therefore temperature drop which makes it solidify
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