Haber-Bosch process

Industrial process in which ammonia is manufactured by direct combination of its elements, nitrogen and hydrogen. The reaction is carried out at 752–932°F/400–500°C and at a pressure of 200 bar. The two gases, in the proportions of 1:3 by volume, are passed over a catalyst of finely divided iron. Around 10% of the re...
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Haber-Bosch process

method of directly synthesizing ammonia from hydrogen and nitrogen, developed by the German physical chemist Fritz Haber. He received the Nobel Prize ... [9 related articles]
Found on http://www.britannica.com/eb/a-z/h/1
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