The Haber process changes nitrogen and hydrogen into ammonia. $\text{N}_2(g) + 3\text{H}_2(g) \rightleftharpoons 2\text{NH}_3(g)$ Which row is right?
- Apressure is increased; moves to the left
- Bpressure is reduced; no change
- Ccatalyst present; moves to the right
- Dcatalyst present; no change