Heyy can anyone please explain why the answer is A.
Nov 2004. Chem Ppr 1
33) Which statement explains why iron is used as the catalyst in the manufacture of ammonia?
A) More Ammonia is produced in a given time.
B) The catalyst is unchanged at the end of the reaction.
C) The catalyst neutralises the ammonia.
D) The purity of the Ammonia is improved.
I thght catalyts only speed up the reaction, not increase the yield. Or am I understanding the question incorrectly?
Thanks in advance