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- Nitrogen (10073 bytes)
39: ...phere. It [[condensation|condenses]] at 77 K and freezes at 63 K. Liquid nitrogen is a common [[cryo...
44: ... Liquid nitrogen is produced by [[distillation]] from [[liquid air]].
53: ...air'' or ''phlogisticated air''. That there was a fraction of air that did not support [[combustion]] ...
60: ...t) and is acquired for industrial purposes by the fractional [[distillation]] of liquid air or by mech...
70: ...b>3</sub>), with the corresponding salts called [[nitrite]]s and [[nitrate]]s. Nitric acid is one of the fe... - Salt (4921 bytes)
54: * [[nitrite]] NO<sub>2</sub><sup>-</sup> ([[nitrous ac...
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