已阅读5页,还剩8页未读, 继续免费阅读
版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
高中化学等效平衡(HIGHSCHOOLCHEMISTRYEQUIVALENTBALANCE)HIGHSCHOOLCHEMISTRYEQUIVALENTBALANCETXTIFYOULOVESEVERALPEOPLEATTHESAMETIME,YOUAREYOUNGIFYOULOVEONLYONEPERSON,THENYOUAREOLDIFYOUDONOTLOVEANYONE,YOUHAVEBEENREBORNAPOSITIVEPERSONMUSTHAVEAHABITOFPERSISTENCECOLLEGEENTRANCEEXAMINATION,POETRYAPPRECIATION,EQUIVALENTBALANCE,DEFAULTCLASSIFICATION,20100911,175154READING,4REVIEWS,0TYPESLARGEANDMEDIUMSUBSCRIPTIONSDIALYSISOFEQUIVALENTEQUILIBRIUMKNOWLEDGEPOINTSANDITSAPPLICATIONIESTABLISHMENTOFEQUIVALENTBALANCEPRINCIPLEPOINTEDOUTTHATTHECHEMICALEQUILIBRIUMTHEORYAREVERSIBLEREACTION,WHENTHEEXTERNALCONDITIONS,WHETHERITISFROMTHEBEGINNINGOFAFFIRMATIVEREACTION,ORFROMTHEREVERSEREACTION,ORFROMTHEFORWARDANDTHEREVERSEREACTIONSBEGINATTHESAMETIME,FINALLYCANREACHTHEEQUILIBRIUMSTATETHESTATEOFCHEMICALEQUILIBRIUMRELATESTOTHECONDITIONS,BUTNOTTOTHEPATHTOBALANCETHEREFORE,WEPUTINCERTAINCONDITIONSCONSTANTTEMPERATURE,CONSTANTVOLTAGEORCONSTANTTEMPERATURE,CONSTANTVOLUME,JUSTSTARTINGMATERIALTOJOINTHESAMEREVERSIBLEREACTIONDIFFERENTAFTEREQUILIBRIUM,THEREACTIONMIXTUREOFANYCOMPONENTFRACTIONTHESAMEVOLUME,QUALITY,AMOUNTOFSUBSTANCEAREEQUAL,SOCALLEDEACHEQUIVALENTCHEMICALEQUILIBRIUMBALANCETWO,THECONDITIONSANDTYPESOFEQUIVALENTEQUILIBRIUMESTABLISHMENTACCORDINGTOTHECONDITIONSOFESTABLISHINGEQUIVALENTEQUILIBRIUM,ITCANBEDIVIDEDINTOTWOCATEGORIESCONSTANTTEMPERATURE,CONSTANTPRESSUREANDCONSTANTTEMPERATURE,CONSTANTVOLUMEINTHECONSTANTTEMPERATUREANDCONSTANTVOLUME,WEMUSTCONSIDERTWOCASESOFEQUALANDUNEQUALGASMOLECULARNUMBERBEFOREANDAFTERTHEREACTIONTHECONCLUSIONISTWOCATEGORIESANDTHREECASESTHEIRCLASSIFICATION,ESTABLISHMENTCONDITIONSANDCHARACTERISTICSARESUMMARIZEDASFOLLOWSEXPLANATIONFORTHEREVERSIBLEREACTIONOFGASMOLECULESWITHEQUALNUMBEROFMOLECULESBEFOREANDAFTERTHEREACTION,THECHANGEOFPRESSUREINTHECONSTANTTEMPERATUREANDCONSTANTVOLUMECONDITIONDOESNOTAFFECTTHEMOVEMENTOFTHEEQUILIBRIUM1,CONSTANTTEMPERATURECONSTANTVOLUMEFIXEDT,VEQUIVALENTBALANCE1INT,VCONDITIONS,TOCHANGETHEGASVOLUMEBEFOREANDAFTERTHEREACTIONTHEREACTIONIFTHECHANGEOFINITIALJOIN,ASLONGASTHESTOICHIOMETRICNUMBEROFREVERSIBLEREACTIONTHANCONVERTEDINTOBALANCEONBOTHSIDESOFTHESAMESIDEOFTHESAMEAMOUNTOFSUBSTANCEANDTHEORIGINALBALANCEISTWOEQUIVALENTBALANCE2UNDERTHECONDITIONOFDEFINITETANDV,THEREACTIONOFTHEVOLUMEOFTHEGASBEFOREANDAFTERTHEREACTIONISINVARIABLEIFTHERATIOOFTHEAMOUNTOFTHEREACTANTSORTHEPRODUCTSISTHESAMEASTHEORIGINALEQUILIBRIUM,TWO,THEBALANCEISEQUIVALENT2,CONSTANTTEMPERATURECONSTANTPRESSURET,PEQUIVALENTBALANCEINT,UNDERTHECONDITIONOFPIFTHECHANGEOFINITIALJOIN,ASLONGASTHESTOICHIOMETRICNUMBEROFREVERSIBLEREACTIONTHANCONVERTEDINTOTHELEFTANDRIGHTSIDESOFTHESAMESIDEOFTHEEQUATIONOFMATERIALMOLARRATIOANDTHEORIGINALBALANCEISTHESAME,TWOEQUIVALENTBALANCENAMELYTHEREVERSIBLEREACTIONGASVOLUMECHANGESBEFOREANDAFTERTHEREACTION,THECONSTANTVOLUMEVESSELTOREACHASTATEOFEQUILIBRIUM,THEFEEDINGAMOUNTMUSTBETHESAMECONSTANTPRESSUREVESSELTOREACHASTATEOFEQUILIBRIUM,THEFEEDINGAMOUNTCANBEDIFFERENT,BUTTHEINVESTMENTPROPORTIONOFTHESAMEFORTHEREVERSIBLEREACTIONOFGASVOLUMEBEFOREANDAFTERTHEREACTION,WHETHERINCONSTANTVOLUMECONTAINERORCONSTANTPRESSURECHANGE,INORDERTOACHIEVETHESAMEEQUILIBRIUMSTATE,ASLONGASTHEPROPORTIONOFMATERIALCANBEFEDSEETHEFOLLOWINGTABLEFORDETAILSTABLE1CLASSIFICATIONOFEQUIVALENTBALANCE,ESTABLISHMENTCONDITIONSANDRESULTSREACTIONCONDITIONCLASSIFIEDCONSTANTTEMPERATURE,CONSTANTVOLUME,CONSTANTTEMPERATUREANDCONSTANTPRESSURETHENUMBEROFGASMOLECULESISUNEQUALBEFOREANDAFTERTHEREACTIONAGBGCGHASEQUALMOLECULARNUMBERSBEFOREANDAFTERTHEREACTIONAGBG2CGREVERSIBLEREACTIONSOFALLGASESCLASSIFICATIONIIIIIITHEESTABLISHMENTOFCONDITIONSOFPRODUCTSACCORDINGTOTHEMEASUREMENTOFEQUIVALENTBALANCECOEFFICIENTOFTHEREVERSIBLEREACTIONEQUATIONOFALL“PUSHDOWN“ASTHEREACTANT,THEINITIALOFTHESAMEMATERIALWITHTWOBALANCEESTABLISHEDBYTHESAMESECURITYAMOUNTTWOCASES,EQUIVALENTTHISISESSENTIALLYTHESAMEPRODUCTACCORDINGTOTHESTOICHIOMETRICBALANCEREVERSIBLEREACTIONEQUATIONOFALL“PUSH“COUNTASREACTANTS,TWOEQUILIBRIUMEQUIVALENTMOLARRATIOISTHESAMEINTHETWOSITUATIONSWHENTHESUCHASTHEREACTIONUNDERSECONDCONDITIONSMOLARRATIOISNTIMESTHEMATERIALREACTIONTHEFIRSTCASEOFTHERATIOOFTHEPRODUCTACCORDINGTOTHEMEASUREMENTOFTHEREVERSIBLEREACTIONEQUATIONOFTHECOEFFICIENTOF“PUSHDOWN“ASREACTANTS,TWOEQUILIBRIUMMOLARRATIOISTHESAMEINTHETWOUNDERTHECONDITIONOFTHEESTABLISHMENTOFTHEEQUIVALENTFOREXAMPLE,THERATIOOFTHEAMOUNTOFREACTANTSINTHESECONDCASEISNTIMESTHEAMOUNTOFREACTANTSINTHEFIRSTCASETHERESULTSOFTHETWOBALANCECOMPONENTSN,C,100COMPONENTSARETHESAMETHEDENSITYOFGASTWOTIMESBALANCEISTHESAME,THESAMESUBSTANCEASTHEREACTIONRATEVTWOEQUILIBRIUMCOMPONENTSOF100N,CWITHTHESAMECOMPONENT,THEPROPORTIONOFGASDENSITYCHANGETWOEQUILIBRIUMISNOTNECESSARILYTHESAMEREACTIONRATEVOFSAMEMATERIALISNOTTHESAMEINTHETWOEQUILIBRIUM,THECOMPONENTSOFEACHCOMPONENTARETHESAMEASTHEC,ANDTHENVARIESINPROPORTIONWHENTHETWOBALANCEOCCURS,THEDENSITYOFTHEGASISTHESAMEASTHATOFP,ANDTHEREACTIONRATEOFTHESAMESUBSTANCEISTHESAMEASTHATOFVNOTETHEEQUIVALENTBALANCEFORMULACANBESUMMARIZEDASFOLLOWSTHEPRESSURERATIOISTHESAMEEQUALCAPACITYIFTHECOEFFICIENTGASCOEFFICIENTUNCHANGED,CANBETHESAMEASTHERATIOTHREETHEAPPLICATIONOFEQUIVALENTBALANCEINSOLVINGCHEMICALEQUILIBRIUMQUESTIONS1THEAMOUNTOFMATTERINDIFFERENTSTARTINGSTATESEXAMPLE1IFTHETEMPERATUREISCONSTANT,ADDING2MOLSO2,1MO1O2INACONSTANTVOLUMECONTAINER,THEFOLLOWINGREACTIONSOCCUR2SO2GO2G,IFEQUILIBRIUM,THEAMOUNTOFSUBSTANCESO3ISAMO1/LIFTHEMATERIALISCHANGEDATTHEBEGINNING,ANDTHEQUANTITYOFTHESUBSTANCESO2ISEXPRESSEDBYATHEBREPRESENTSTHEAMOUNTOFTHESUBSTANCEOFO2THECINDICATESTHEAMOUNTOFTHESUBSTANCEINSO3HOWEVER,THEAMOUNTOFSUBSTANCESO3INEQUILIBRIUMISREQUIREDTOBEAMO1/L,FILLINTHEBLANKSBELOW1IFA0,B0,THENC2IFA05,THENB,C3WRITETHERELATIONTHATA,B,CSHOULDSATISFYPLEASEUSETHETWOEQUATIONREPRESENTATION,ONECONTAININGONLYAANDCANDTHEOTHERCONTAININGONLYBANDC,ANALYSISACCORDINGTOTHECONSTANTTEMPERATUREANDVOLUMEEQUIVALENTBALANCECONDITIONS,MEETSTHEEQUATIONINMEASUREMENTDATAISCONVERTEDINTOSO2ANDO2OFTHEAMOUNTOFSUBSTANCEANDTHEORIGINALSTARTADDINGSO2ANDO2ISEQUALTOTHEAMOUNTOFMATERIALTHEREFORE,AC2,2BC2SHOULDBESATISFIEDANDTHUSAVAILABLE1INC2,2B025,C15THINKINGIFTHEVOLUMEFIXEDCONTAINERINTHEABOVEPROBLEMISCHANGEDINTOAPRESSUREINVARIANTCONTAINER,THESAMEANSWERTOTHEABOVEQUESTIONTHIRDSMALLQUESTIONS,PARENTHESES,TEXT,REMOVAL,THENWHATISTHESITUATIONREFERENCEANSWERC0B025,C0AB21,C0ORAB0,C02,THEJUDGMENTOFEQUIVALENTBALANCEEXAMPLE2INACONSTANTTEMPERATUREANDCONSTANTPRESSUREVESSEL,THEAANDBGASESCANESTABLISHTHEFOLLOWINGEQUILIBRIUM2AG2BGCG3DGISNOWBALANCEDFROMTWOPATHSITHESTARTINGQUANTITIESOFAANDBARE2MO1THEINITIALQUANTITIESOFII,CANDDARE2MO1AND6MO1,RESPECTIVELYTHEFOLLOWINGSTATEMENTSARETRUEWHENTHEA,IANDIITWOPATHWAYSFINALLYREACHEQUILIBRIUM,THECOMPOSITIONOFTHEMIXTUREGASINTHESYSTEMISTHESAMEWHENTHEB,IANDIITWOPATHWAYSFINALLYREACHEQUILIBRIUM,THEPERCENTCOMPOSITIONOFTHEMIXEDGASESINTHESYSTEMISDIFFERENTWHENCREACHESEQUILIBRIUM,THEAVERAGERELATIVEMOLECULARMASSOFTHEMIXTUREGASISTHESAMEASTHATOFPATHWAY1ANDPATHWAYIIWHENDREACHESEQUILIBRIUM,THEGASDENSITYOFPATHWAYIIS1/2OFPATHWAYIIANALYSISTHEESTABLISHMENTOFCHEMICALEQUILIBRIUMHASNOTHINGTODOWITHTHEREACTIONPATHITCANBEEQUALTOTHEINITIALAMOUNTOFAANDBTOBE4MO1THEEXTREMETRANSFORMATIONISCARRIEDOUT,ANDTHECOMPLETEREACTIONOF2MO1AND6MO1DISCONVERTEDINTO4MO1A,4MO1BJOIN2MO1A2MO1B,VOLUMEVL,CONSTANTTEMPERATUREANDPRESSURE,THENADD2MO1AAND2MO1BVOLUMEISCHANGEDTO2VL,A,BVISIBLE,THEINITIALAMOUNTOF4MO1ISEQUIVALENTTOTWOA,THEINITIALBWAS2MO1UNDERTHESAMECONDITIONSOFSUPERPOSITION,BALANCE,CONCENTRATIONOFTHESAMEOBJECTSOFTHESAMETHESAME,CONVERSIONRATE,AVERAGEMOLARMASSANDDENSITYARETHESAMESOCHOOSETHEAANDCOPTIONS3JUDGMENTOFMOVINGDIRECTIONOFCHEMICALBALANCEEXAMPLE3ATACERTAINTEMPERATURE,INAVARIABLEVOLUMECONTAINER,REACTWITH2AG2BGWHEN2CGREACHESEQUILIBRIUM,THECONTENTSOFA,BANDCARE4MO1,2MO1AND4MO1,RESPECTIVELYKEEPTHETEMPERATUREANDPRESSURECONSTANT,THEAMOUNTOFSUBSTANCEINTHETHREEOFTHEEQUILIBRIUMMIXTUREISADJUSTEDASFOLLOWSAWEREHALVED,BDOUBLING,CINCREASED,1MO1ANDDDECREASEDBY1MO1ANALYSISUNDERISOTHERMALANDISOBARICCONDITIONS,THEMATERIALACCORDINGTOTHESTOICHIOMETRICREACTIONEQUATIONNUMBERINTOAREACTANTORPRODUCT,THEMOLARRATIOISCONSISTENTWITHTHEEQUIVALENTBALANCERATIOOFTHETHREEOPTIONSA,BFOR212,ANDINTHESAMEPROPORTION,EQUIVALENTBALANCE,BALANCEDOESNOTMOVECCANBEEXPECTEDTOBEADDEDINTHETWOSTEP,ADDING1MOLA,05MO1B,1MO1CFORTHEFIRSTTIME,WHENTHEBALANCEDOESNOTMOVE,SECONDTIMESBEFORETHEADDITIONOF05MO1BTHEONETIMEADD1MO1ANDEQUIVALENT,INCREASEDTHECONCENTRATIONOFREACTANTS,BALANCEDISREDUCEDBY1,CANALSOBEENVISAGEDASTHETWOSTEPFIRSTREDUCE1MOL,A,B,REDUCE05MO1,C,REDUCE1MO1,ATTHISTIMEBALANCEDOESNOTMOVEBISNOWREDUCEDBY05MO1,REDUCINGREACTANTCONCENTRATIONANDBALANCINGLEFTSHIFTTHEANSWERISTHECOPTION4THECONVERSIONRATEORVOLUMEFRACTIONOFASUBSTANCEWHENTHESAMEREACTIONBEGINSATDIFFERENTEQUILIBRIUMSTATESEXAMPLE4INTHESAMEVOLUMEOFA,BANDTWOCONTAINERS,AISEQUIPPEDWITHSO2ANDO2EACH1G,BISEQUIPPEDWITHSO2ANDO2,EACH2G,ATTHESAMETEMPERATUREREACTION2,SO2O22SO3,ANDACHIEVEBALANCEINTHISPROCESS,IFTHECONVERSIONRATEOFSO2INAVESSELISP,THECONVERSIONRATEOFSO2INTHECONTAINERBA,EQUALTOPB,GREATERTHANPC,LESSTHANPD,CANNOTBEDETERMINEDTHISPROBLEMISMUCHSIMPLERIFTHEAPPLIEDPROCESSHYPOTHESISANDTHEEQUIVALENTEQUILIBRIUMPRINCIPLEAREAPPLIED,THEPROCESSOFCHANGEISASSUMEDASSHOWNINTHEFOLLOWINGFIGUREEQUILIBRIUM1ANDEQUILIBRIUM2AREEQUIVALENTEQUILIBRIUM,ANDTHECONTENTANDCONVERSIONRATEOFEACHSUBSTANCEAREEQUALBALANCE2THEBALANCE3ISTHEPRESSURIZATIONPROCESS,THEBALANCEMOVESTOTHERIGHT,ANDTHECONTENTANDTHECONVERSIONRATEOFEACHSUBSTANCEINCREASE,THATISTOSAY,THECONVERSIONRATEOFSO2INTHECONTAINERISGREATERTHANP,SOTHEBOPTIONISSELECTED5,THECOMPREHENSIVEAPPLICATIONOFEQUIVALENTBALANCEKNOWLEDGEEXAMPLE5IUNDERCONSTANTTEMPERATUREANDCONSTANTPRESSURE,THEFOLLOWINGREACTIONOCCURSINAVARIABLEVOLUMEVESSEL,AGAS,BGAS,CGAS1IFTHE1MO1,A,AND1MO1BAREADDEDTOTHEBALANCEATTHESTART,THEAMO1CISGENERATED,ANDTHEAMOUNTOFTHESUBSTANCEINTHEAISMO12IFTHE3MO1AANDTHE3MO1BAREADDEDATTHEBEGINNING,WHENTHEEQUILIBRIUMISREACHED,THEAMOUNTOFTHESUBSTANCETHATPRODUCESCISMO13IFTHEXMOLA,2MOL,BAND1MO1CAREADDEDATTHEBEGINNING,WHENTHEEQUILIBRIUMISREACHED,THEAMOUNTOFAANDCISY,MO1AND3AMO1,THENX,MO1,ANDYMO1THEAVERAGEB,THEAMOUNTOFSUBSTANCEANOPTIONALNUMBERTHEREASONFORTHISJUDGMENTISTHATAGREATERTHAN2MO1BEQUALTO2MO1CLESSTHAN2MO1DMAYBEGREATERTHANOREQUALTOORLESSTHAN2MO14IFTHEREENTRYOFA3MO1CINA3EQUILIBRIUMMIXTURE,WHENTHEEQUILIBRIUMISREACHEDAGAIN,THEAMOUNTOFSUBSTANCEINTHECISIFTHETEMPERATUREREMAINSCONSTANT,THEREACTIONOCCURSINACONTAINEROFTHESAMEVOLUMEANDVOLUMEFIXEDBEFORETHEREACTION15STARTBYADDING1MO1AAND1MO1BTOBM
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 赴台旅游考察报告
- 2013年国家公务员考试《行测》卷(题目和答案及解析)
- 《金融衍生工具理论与实务》 课件 第6章 期权的定价及交易策略
- 光学仪器在能量管理中的应用
- 森林改培在环境监测中的应用
- 低成本住宅建筑的可持续发展
- 气象灾害下的应急救援措施
- 饮料行业与健康食品的关系
- 三年级下册英语教案-Unit4-Lesson 19 I Like Fruit!|冀教版
- 2024年初级铆工职业鉴定考试题库(精练300题)
- 国开作业幼儿美术与手工形成性考核四32参考(含答案)
- 2023年贵州金州电力集团有限责任公司招聘笔试题库及答案解析
- 司法鉴定文书规范
- 苏教版2022-2023扬州梅岭小学五年级数学上册期末复习试卷(一)及答案
- 江苏省南京市联合体2021-2022八年级下学期物理期末试卷及答案
- 消化内科专科考试题库附答案
- (小升初真题)20192020年盐城中学分班试题(有答案)
- 办公楼弱电系统配置清单
- DB54-T+0089-2015藏鸡养殖技术规范
- 初中学生职业人生规划课件
- 4S店月度工作汇报.ppt
评论
0/150
提交评论