Question

Ammonia is an important ingredient in many fertilizers. The main process by which ammonia is made is the haber process. In this process, nitrogen gas and hydrogen gas are reacted to form ammonia at high temperature. Which of the following likely explains why this reaction is carried out at a high temperature

A)Ammonia is unstable at room temp
B)High temp increase the activation energy of the reaction
C)High temp make the gas molecules move more quickly
D)The reaction becomes exothermic at high temp