2015化工热力学试卷

各个公司可以自行设计各种单据，并将单据内容与结果列示在“实验过程中使用的表格”中，可以注明单据设计人与单据使用效果。SafetySupervisionBureauoftheparty'smasslineeducationalpracticereformprogramtopromotetheimplementationoftherectification,establishanewsystemtowork,inaccordancewiththerequirementsofthecountyPartycommittee,CountySafetySupervisionBureauleadershipcheckoutthefourwindsthereareproblems,makethefollowingimplementationoftherectificationprogram.First,theguidingideologyandbasicprinciplesof(a)guidethought:theparty'seighteen,theeighteensessionofthesecond,theThirdPlenarySessionofthespiritasaguide,conscientiouslyimplementthespiritofgeneralsecretaryXiJinping'simportantspeechseries,instrictaccordancewiththelookinthemirror,dressup,washbath,curetreatment,thegeneralrequirements,focusonmaintainingtheparty'sadvancednatureandpurity,closelylinkedtothepeopleandpragmaticcleanthemainAndlookinthemirror,dressup,washbath,curetreatment,thegeneralrequirementsoffocustosolvethefourwindsissue,thepriorityamongprioritiesrectificationasfirmlyputthefourwinds,thesystemconstructionisthefundamentalstrategyofthecomprehensivewipeouttherootcause,inordertopromotetheimplementationoftherectificationandtheestablishmentoftheworktoensurethateducationalpracticefromstarttofinish,goodtodogood,credibility,benefitthemasses,promotethesustainedandhealthydevelopmentoftheworkofproductionsafetyscience(two).Basicprinciples:1,adeepunderstandingofthebasicprinciplesofcarryingouttheparty'smasslineeducationalpractice:oneisthecentraladheretopositiveeducation,twoistoinsistoncriticismandselfcriticismThree,adheretothepragmatic,fouristoadheretoguidance,adheretotheleadership.Thefiveis2,combinedwiththeactualworkoftheunit,oneistoadheretotheleadership.Theoneresponsible,startfromthepartyandamemberoftheteamtotakethelead,thefirstchangequickly,reallychangerealchange,undertheaboverate,establishabenchmark.Thetwoistoinsistonfocusingonthefourwinds.Ingeneraltherectificationatthesametime,focusingonremediationfourwindsproblemisnottoletgo,toseizethepeoplemostobjectionable,reflectthemostintensefocusonsolvingaproblem,arenovation,acrucialone.Thethreeistoadherestrictlyfrom化工热力学期末试卷一选择题（1×25）1．关于化工热力学用途的下列说法中不正确的是（）A.可以判断新工艺、新方法的可行性。B.预测反应的速率。C.优化工艺过程。D.通过热力学模型，用易测、少量数据推算难测、大量有用数据。2.范德华方程与RK方程均是常见的立方型方程，对于摩尔体积V存在三个实根或者一个实根，当存在三个实根时，最大的实根是（）。A.饱和液体体积B.饱和蒸汽体积C.无物理意义D.饱和液体与饱和蒸汽的混合体积3．纯物质临界点时，其对比压力Pr（）。A．=1B．=0C．0D．04．露点的轨迹称为（）。A.饱和汽相线B.饱和液相线C.等温线D.三相线5.混合物质的第二virial系数B（）。A.仅为温度的函数B.仅为压力的函数C.为温度和组成的函数D.为温度和压力的函数6.饱和汽相线、饱和液相线与三相线所包围的区域称为（）。A.饱和液相区B.汽液共存区C.过热蒸汽区D.超临界区7．一定组成的单位质量均相非流动体系有（）。A.dU=-VdP-TdSB.dU=VdP+SdTC.dU=-VdP-SdTD.dU=-PdV+TdS8．关于理想溶液的性质，下列表达正确的是（）A.0VB.0HC.0GD.0S各个公司可以自行设计各种单据，并将单据内容与结果列示在“实验过程中使用的表格”中，可以注明单据设计人与单据使用效果。SafetySupervisionBureauoftheparty'smasslineeducationalpracticereformprogramtopromotetheimplementationoftherectification,establishanewsystemtowork,inaccordancewiththerequirementsofthecountyPartycommittee,CountySafetySupervisionBureauleadershipcheckoutthefourwindsthereareproblems,makethefollowingimplementationoftherectificationprogram.First,theguidingideologyandbasicprinciplesof(a)guidethought:theparty'seighteen,theeighteensessionofthesecond,theThirdPlenarySessionofthespiritasaguide,conscientiouslyimplementthespiritofgeneralsecretaryXiJinping'simportantspeechseries,instrictaccordancewiththelookinthemirror,dressup,washbath,curetreatment,thegeneralrequirements,focusonmaintainingtheparty'sadvancednatureandpurity,closelylinkedtothepeopleandpragmaticcleanthemainAndlookinthemirror,dressup,washbath,curetreatment,thegeneralrequirementsoffocustosolvethefourwindsissue,thepriorityamongprioritiesrectificationasfirmlyputthefourwinds,thesystemconstructionisthefundamentalstrategyofthecomprehensivewipeouttherootcause,inordertopromotetheimplementationoftherectificationandtheestablishmentoftheworktoensurethateducationalpracticefromstarttofinish,goodtodogood,credibility,benefitthemasses,promotethesustainedandhealthydevelopmentoftheworkofproductionsafetyscience(two).Basicprinciples:1,adeepunderstandingofthebasicprinciplesofcarryingouttheparty'smasslineeducationalpractice:oneisthecentraladheretopositiveeducation,twoistoinsistoncriticismandselfcriticismThree,adheretothepragmatic,fouristoadheretoguidance,adheretotheleadership.Thefiveis2,combinedwiththeactualworkoftheunit,oneistoadheretotheleadership.Theoneresponsible,startfromthepartyandamemberoftheteamtotakethelead,thefirstchangequickly,reallychangerealchange,undertheaboverate,establishabenchmark.Thetwoistoinsistonfocusingonthefourwinds.Ingeneraltherectificationatthesametime,focusingonremediationfourwindsproblemisnottoletgo,toseizethepeoplemostobjectionable,reflectthemostintensefocusonsolvingaproblem,arenovation,acrucialone.Thethreeistoadherestrictlyfrom9.饱和汽相线、饱和液相线与三相线所包围的区域称为（）。A.饱和液相区B.汽液共存区C.过热蒸汽区D.超临界区10.纯流体在一定温度下，如压力低于该温度下的饱和蒸汽压，则此物质的状态为（）A．饱和蒸汽B.饱和液体C．过冷液体D.过热蒸汽11．苯（1）和环已烷（2）在303K,0.1013MPa下形成X1=0.3的溶液，此条件下V1=89.96cm3/mol,V2=109.4cm3/mol,V1=91.25cm3/mol,V2=109.64cm3/mol,溶液超额体积为（）cm3/mol。A.0.555B.-0.244C.-0.555D.0.24412．混合物中组分i的逸度的完整定义式是（）。A.di=RTdlni,0limp[i/(xiP)]=1B.di=RTdl