Azotul lichid în vid
09 iulie 2014 Stiinta [Despre azot se Ètiu destul de multe lucru: e un gaz predominant în atmosfera terestrÄ, At standard sea level pressure, liquid nitrogen has a boiling point of -321 °F / -196 °C. That's just 77 °C above absolute zero. It's very cold stuff! Solid nitrogen is something few people have ever seen. In this lecture, ChefSteps explains why liquid nitrogen goes solid under an extreme vacuum: http://chfstps.co/1qfAoOt Boiling Under Vacuum When a vacuum chamber lowers pressure, the boilin[...]
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