试题 试卷
题型:综合题 题类:常考题 难易度:普通
甘肃省镇原县第二中学2018-2019学年高二上学期化学期中考试试卷
① CH4(g) = C(s)+2H2(g) △H1 = + 75.0 kJ·mol-1
② CO2(g)+H2(g) = CO(g)+H2O(g) △H2 = + 41.0 kJ·mol-1
③ CO(g)+H2(g) = C(s)+H2O(g) △H3 = -131.0 kJ·mol-1
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