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简答题 把0.01摩尔的CO2和0.01摩尔的H2放在1升的密闭容器里,加热到1200℃,在生成0.006摩尔的CO和0.006摩尔的H2O(气)的时候,反应达到平衡。试求这时候反应的化学平衡常数。
  • CO2+H2⇄CO+H2O(气)
    反应开始时各物质的量:0.01,0.01,0,0
    达到平衡时各物质的量0.004,0.004,0.006,0.006
    因为在1升的容器里,所以,平衡时各参加反应物质的浓度分别是:[CO]=0.006摩尔/升,[H2O]=0.006摩尔/升,[CO2]=0.004摩尔/升,[H2]=0.004摩尔/升
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