试题详情
将0.8 mol I2(g)和1.2 mol H2(g)置于某1L密闭容器中，在一定温度下发生反应：I2(g)＋H2(g) 
2HI(g)并达到平衡。HI的体积分数随时间的变化如表格所示：
HI体积分数 | 1min | 2min | 3min | 4min | 5min | 6min | 7min[ |
条件I | 26% | 42% | 52% | 57% | 60% | 60% | 60% |
条件II | 20% | 33% | 43% | 52% | 57% | 65% | 65% |
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