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题型:综合题 题类:常考题 难易度:普通
湖北省孝感市八校教学联盟2017-2018学年高一下学期化学期末考试试卷
3SiO2(s)+6C(s)+2N2(g) Si3N4(s)+6CO(g)
①2CH4(g)+O2(g)=2CO(g)+4H2(g) ΔH1=-70.8 kJ·mol-1
②CO(g)+2H2(g) CH3OH(g) ΔH2
③2CH4(g)+O2(g) 2CH3OH(g) ΔH3=-251.0 kJ·mol-1
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