N,+3H,=2NH3 起始浓度(m011)1.03.00 秒钟后浓度(m011)0.82.40.4 始 0.8-1 0. 1mol 1-s 2-0 △H2][H21-[H21_24-3.0 =0.3mo11-s 2 2-0 ANH3] [NE3le-[NH3]s 0.4-0 0.2mol 1-s t 2-0 从化学计量关系来看N=⊥H2114Nl N2 H2 NH 3t NH t H t N   =   = −   − [ ] 2 [ ] 1 3 [ 2 ] 1 2 3 2 2 3 2 1 3 1 VN = VH = VNH 从化学计量关系来看