还剩3页未读,继续阅读
文本内容:
版高考化学总复习第一章化学2019常用计量第一节物质的量气体摩尔体积课件版高考化学总复习第一章化学常用计量2019第一节物质的量物质的量的概念
1.1物质的量的定义-量的单位及其国际制定的制约-摩尔及其计算
1.2摩尔的概念-摩尔质量的计算-摩尔浓度的计算-气体的摩尔体积
1.3气体的摩尔体积的概念-气体的摩尔体积的计算公式-气体的摩尔体积的实验方法-练习及思考题
1.4物质的量概念和定义Avogadros HypothesisMole andAmount ofSubstanceThe concept of Avogadroshypothesis,The mole,as afundamental unitofwhich statesthat equalvolumes ofgases atmeasurement inchemistry,represents thethesame temperatureand pressureamount of a substancethat containsthecontain anequal number of particles.same numberof particlesas thereareatoms inexactly12grams ofcarbon-
12.Stoichiometry InternationalUnit ConventionsUnderstandingthe stoichiometryof Explanationof theInternational Systemofchemical reactionsis crucialin determiningUnits SIand howit isused tostandardizethe amountof reactantsand productsthe measurementof matter.involved.摩尔质量计算Molar MassPeriodic TableStoichiometric CalculationsDeterminingthe molarmass Usefultool forfinding atomicApplying stoichiometrytoof asubstance bysumming massesand understandingcalculate theamount ofthe atomic massesof eachtheatomicstructure ofreactants orproductselement inits chemicalelements.involved ina chemicalformula.reaction.气体的摩尔体积1Boyles LawBoyleslaw describesthe relationshipbetween the pressure andvolume of a gas at constant temperature.2Charless LawCharless law statesthat the volumeof agasis directlyproportionalto itsabsolute temperatureatconstantpressure.3Combined GasLawThe combinedgas lawcombines Boyleslaw,Charlesslaw,and Gay-Lussacs lawinto asingle equationthat relatesthepressure,volume,and temperatureofagas.练习及思考题1Exercise:Mole CalculationsPracticesolving problems involving molecalculations,including determiningthenumberofmoles,mass,or particlesofasubstance.2Exercise:Gas VolumeCalculationsApply theconceptofgas volumeto solveproblemsinvolvingthevolumeofgases atdifferent conditions.3Thought-Provoking QuestionsRaisemeaningful questionsabout thesignificance ofmole conceptsand gasvolumecalculations inunderstanding chemicalreactions andthe behaviorofmatter.。