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why is it important to recycle unreacted hydrogen and nitrogen
what are the million tones of ammonia made in the UK every year mainly used for
what is the symbol for a reversible reaction
how is Ammonia made??
what is the process to make ammonia called?
how is nitrogen gas extracted from the air?
what natural gas is hydrogen extracted with
why don't ammonia manufacturers use as a pressure higher than 200atm
why does increasing the pressure increase the yield of ammonia
