Ammonia is produced by the Haber process with the use of an iron catalyst. $\text{N}_2 + 3\text{H}_2 \rightleftharpoons 2\text{NH}_3$ A 100% yield cannot be achieved. What is the reason for this?
- AA high pressure is used.
- BAmmonia decomposes at high temperature.
- CSome of the ammonia is recycled.
- DThe ammonia reacts with the catalyst.