[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fsAQMb6sj8iQRM7OPZ3OA7Xa-P1GkA341BH4q-cuawkI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-05-20 12:17:12",144770067,[8,9,10,11],"2.53×109倍","8.37×104倍","2.53×108倍","8.37×106倍",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},65,"bf1f8a6140de1d9beee2baa5543dc111","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F31fffd9b1ab8ed93a1abd0aec5eb6142.jpg","大学化学（普通化学）","0972230bc06547b78485b25acfb9ca8e","《化学反应基本原理》测验题","在300℃时反应CH3CHO = CH4 + CO的活化能为190kJ·mol-1.当加入催化剂后,反应的活化能降低为136kJ·mol-1.问加入催化剂后的反应速率是原来的( )倍",[21,32,41,50,53,62,70,79,88,97],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],144770064,[25,26,27,28],"可以求得298K时反应的ΔrSƟ","可以求得298K时反应的平衡常数","可以求得反应的活化能","可以近似求得反应达平衡时的温度","某反应298K时, ΔrGƟ=130KJ·mol-1, ΔrHƟ=150KJ·mol-1,下列说法错误的是( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],144770065,[36,37,38,39],"反应的级数等于反应的分子数","基元反应的逆反应也是基元反应","反应分子数大于3的反应也可能是基元反应","根据碰撞理论,单分子反应不可能是基元反应","下面关于基元反应的说法不正确的是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],144770066,[45,46,47,48],"256v1","8v1","16v1","4v1","已知反应2NO2-+2I-+4H+→I2+2NO+2H2O的速率方程式为:v=kc(NO2-)c(I-)[c(H+)]2.某浓度时反应速率为v1,如果各反应物浓度均增加一倍时,该反应的反应速率v2为( )",{"answer":51,"createTime":5,"id":6,"options":52,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],144770068,[57,58,59,60],"反应物的活化分子百分率增加","化学反应的速率常数增加","反应的活化能下降","反应物的活化分子的总数增加","增加反应物的浓度,化学反应速率加快的原因是( )",{"answer":63,"createTime":5,"id":64,"options":65,"question":19,"source":30,"type":31},[],144770069,[66,67,68,69],"2.53×109 倍","8.37×104 倍","2.53×108 倍","8.37×106 倍",{"answer":71,"createTime":5,"id":72,"options":73,"question":78,"source":30,"type":31},[],144770070,[74,75,76,77],"由最慢的一步基元反应决定","由最快的一步基元反应决定","各步基元反应速度之和","无法确定的","一个复杂反应的速度是( )",{"answer":80,"createTime":5,"id":81,"options":82,"question":87,"source":30,"type":31},[],144770071,[83,84,85,86],"0","1","2","3","某反应的速度常数k=1.0×10-4mol.l-1.s-1,则该反应的反应级数是( )",{"answer":89,"createTime":5,"id":90,"options":91,"question":96,"source":30,"type":31},[],144770072,[92,93,94,95],"E正 < E逆","E正 > E逆","E正 = E逆","无法确定","A→ B + C是吸热的可逆基元反应,正反应的活化能为E正,逆反应的活化能为E逆,那么( )",{"answer":98,"createTime":5,"id":99,"options":100,"question":105,"source":30,"type":31},[],144770073,[101,102,103,104],"s-1","mol﹒dm-3﹒s-1","mol-1﹒dm-3﹒s-1","mol-1﹒dm3﹒s-1","二级反应速率常数的量纲是( )"]