搜题
王老师:19139051760(拨打)
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第1题

There were many more people who got injured in the big fire than _______. "A. was reported B. it was reported C. wer
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第2题

6.对于反应: C(S)+H2O(g) CO(g)+H2(g), △H>0,为了提高C(S)的转化率,可采取的措施是( ) A. 多加入C(S) B. 降低反应温度C. 增大体系的总
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第3题

This robot is supposed to save a lot of labor, but it remains a problem if it ______. A. is B. saves C. does D.
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第4题

6.在276K时反应: CO(g)+H2O(g) CO2(g)+H2(g)的Kc=2.6,当CO(g)与H2O(g)的浓度(mol·L-1)以何种比例(与下列各组数据接近的)混合时,可得到90%的CO的转化率( )
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