[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fi0NBAaM5Szexx8-y4Jiaq6itvY1cjRRefg6hIOFPNu0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2023-12-20 09:42:10",118022077,[8,9,10,11],"过程的每一步都接近平衡态,故进行得无限缓慢","沿原途径反向进行时,每一小步系统与环境均能复原","过程的始态与终态必定相同","过程中,若做功则做最大功,若耗功则耗最小功",{"courseId":13,"courseImg":14,"courseName":15},"9bdbe6856f8047535faa4e7df779eb1a","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1be642409482c265ee15c38b49d571d9.jpg","物理化学V","下列叙述中,不具可逆过程特征的是:",[18,29,32,41,50,59,68,77,86,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],118022073,[22,23,24,25],"系统状态确定后,状态函数的值也确定","系统的状态变化时,状态函数的改变值只由系统的始态和终态决定","系统经循环过程,状态函数的值不变","当系统的状态变化,状态函数的值一定变化","下列叙述中不具状态函数特征的是:","v1",0,{"answer":30,"createTime":5,"id":6,"options":31,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":27,"type":28},[],118022081,[36,37,38,39],"绝热箱中所有物质","两个铜电极","蓄电池和铜电极","CuSO4水溶液","如图,将CuSO4水溶液置于绝热箱中,插入两个铜电极,以蓄电池为电源进行电解,可以看作封闭体系的是: .\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb4360f8ea5221b28aefb2ff0acb2ae89.png\">",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":27,"type":28},[],118022086,[45,46,47,48],"系统的始态和终态压力相同的过程","系统对抗外压力恒定的过程","外压力时刻与系统压力相等的过程","外压力时刻与系统压力相等且等于常数的过程","4.定压过程是指:",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":27,"type":28},[],118022093,[54,55,56,57],"Q > 0,W > 0,∆U > 0","Q = 0,W = 0,∆U < 0","Q = 0,W = 0,∆U = 0","Q < 0,W > 0,∆U < 0","在一个绝热刚瓶中,发生一个放热的分子数增加的化学反应,那么:",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":27,"type":28},[],118022099,[63,64,65,66],"因为ΔH=Qp,所以焓是定压热","气体的焓只是温度的函数","气体在节流膨胀中,它的焓不改变","因为ΔU=ΔU+Δ(pV),所以任何过程都有ΔH>0的结论","在下列关于焓的描述中,正确的是",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":27,"type":28},[],118022104,[72,73,74,75],"ΔrH是CO2(g)的标准摩尔生成焓","ΔrH =ΔrU","ΔrH是石墨的标准摩尔燃烧焓","ΔrU <Δr H","在标准压力下,1mol石墨与氧气反应生成1mol二氧化碳的反应热为ΔrH,下列说法错误的是",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":27,"type":28},[],118022109,[81,82,83,84],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F86801d8346d4d993d73a45cb0512fe1e.webp\">是H2O(g)的标准摩尔生成焓","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F86801d8346d4d993d73a45cb0512fe1e.webp\">是H2 (g)的标准摩尔燃烧焓","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F86801d8346d4d993d73a45cb0512fe1e.webp\">是负值","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F86801d8346d4d993d73a45cb0512fe1e.webp\">与反应的 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa9bc57d991636f3cc7de2f9be964b061.gif\"> 在量值上不等","已知反应H2(g)+(1\u002F2)O2(g)==H2O(g)的标准摩尔焓变为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F164648ea9819cc80673f3184de54cc86.webp\"> \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa9bc57d991636f3cc7de2f9be964b061.gif\"> ,下列说法中不正确的是",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":27,"type":28},[],118022114,[90,91,92,93],"ΔrHmθ是C2H5OH(l)的标准摩尔燃烧焓","ΔrHmθ〈0","ΔrHmθ=ΔrUmθ","ΔrHmθ不随温度变化而变化","在标准状态下,反应C2H5OH(l)+3O2(g)→2CO2(g)+3H2O(g)的摩尔焓为ΔrHm, \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9bb5bf9359a5c97aaa85016634ec88d2.webp\"> >0, 下列说法中正确的是",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":27,"type":28},[],118022117,[99,100,101,102],"Q=0","W =0","ΔU =0","ΔH =0","非理想气体进行绝热自由膨胀时,下述答案中错误的是"]