Question

N.(g) + 3H2(g)2NH (9)
The forward reaction is exothermic.
The conditions in the reaction chamber are
a catalyst of finely divided iron,
a temperature of 400 to 450 °C.
(a) What are the two advantages of using a high pressure? Give a reason for both.
advantage 1
reason
advantage 2
reason
[4]
(b) A higher temperature would give a faster reaction rate.
Why is a higher temperature not used?​

Answer 1

your questions to long

I can't understand