Respuesta :

stewartkitty10
take some air, burn some carbon-rich material in it until no further burning occurs. then pass the remaining gas through an alkaline solution to remove the carbon dioxide.
Spymore

Nitrogen can be prepared by oxidation of ammonia, whereby this gas is passed over red-heated copper oxide.​

2NH₃ + 3CuO → 3H₂O + 3Cu + N₂↑

[tex]\textbf{Spymore}[/tex]​​​