vladisking888
21.02.2021 •
Chemistry
L'azote liquide
L'azote liquide est utilisé dans de
nombreux domaines pour son pouvoir
réfrigérant. Sous la pression normale
(1013 hPa), la température d'ébullition
de l'azote est de - 196°C.
a. Sous quel état physique se trouve
l'azote en conditions ordinaires
(1013 hPa et 20 °C)?
b. Expliquez pourquoi ce liquide doit
être conservé dans des bonbonnes
isothermes.
Solved
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