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1、盐类的水解与酸碱中和滴定基础复习（Reviewofhydrolysisofsaltsandacid-baseneutralizationtitration）Salthydrolysisandneutralizationtitrationbasedreview.Txtlife,facethefateofdestruction.Idonotloveeoliandust,itseemstobemistakenbythefrontedge!!IonlyshedtearsfortheoneIlovemost."Iwilllearntogiveuponyou,becauseIlov
2、eyoutoomuch."Iwon.IcouldgiveupthewholeworldandjointhecollectionSitemapHomeThesubjectteachingcurriculumteachingplanteachingreferencethesisteampreliminariesfinalresultsAosaiGalleryforummessageresourcescourseguidingclassroomcoachingexampleofextracurricularexperimenttoexplorethebasisofinnova
3、tionofcollegeentranceexaminationquestionsZhentispecialdoubtssolvingpredictionofjuniormiddleschoolYourpresentposition:ChemistrycounselingStation,collegeentranceexamination,basicreviewSalthydrolysisandacid-baseneutralizationtitrationbasisreview:hxfdzarticlesource:thissiteoriginalhits:54,up
4、datetime:2009-11-20(1)hydrolysisofsalts;Experiment:asmallamountofsodiumacetate,ammoniumchlorideandsodiumchloridewereputintothreetubescontainingdistilledwater,dissolved,andthenexaminedwithpHtestpaper.Phenomenon:CH3COONapH>7NH4ClpH<7NaClpH=7Thinking:sodiumacetateandammoniumchloridearesalt,
5、strongelectrolyteisdissolvedinwater,theyfullyionizedintoionsandionizedionsinneitherhydrogenionsnorhydroxylionsOh-andnodoubttheprotonionizationfromthewater;thatistosay,theconcentrationofH+andoutwaterionizationOhthematerialisalwaysequal,whynotthesame?Analysis：Theionizedionsofsodiumacetatep
6、layaroleinwater.CH3COOcanproduceaceticacidmoleculeswithhydrogenionsinaqueoussolutiontoionization,sothattheionizationofwatermovesinthedirectionofpositivereaction,thendecreased,increased,decreased,thesolutionisalkaline.Chemicalequationfor:CH3COONa+H2OCH3COOH+NaOHSimilarly,inNH4Clsolution:C
7、hemicalequationfor:NH4Cl+H2ONH3+H2O+HClHydrolysisof1.salts:Inthesolutionofasaltofionizedacidanionorcationcombinedwithalkalineionizedwaterhydrogenionsorhydroxylionsgeneratedweakelectrolyteofweakacidoralkali,destroytheionizationequilibriumofwater,thebalanceoftherightmovemen
