《化学反应的速率和限度》同步检测（simultaneous detection of rates and limits of chemical reactions）

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1、《化学反应的速率和限度》同步检测（Simultaneousdetectionofratesandlimitsofchemicalreactions）Thespeedandlimitsofchemicalreactions,.Txt,I'manangel,andthereasonwhyIcan'tgobacktoheavenisbecauseofweight.Othersinstalled,Ihavetopretendtoberichexperience.She'slikehangingQQ,coaxingherfor2hourseveryday

2、,andsoonshe'llbeabletocatchthesun.TrainingquestionsonthespeedandlimitofchemicalreactionFirst,multiple-choicequestions1,NOandCOareharmfulsubstancesinautomobileexhaust.TheycanreactslowlytoproducenitrogenandcarbondioxideThereactionratecanbeincreasedbyA,usingpropercatalystwithou

3、tchangingthereactionrateBanddecreasingthepressureCandhightemperaturecanincreasethereactionrateD,andchangethepressurehasnoeffectonthereactionrate2.ThefollowingstatementsareincorrectChemicalreactionsinA.matterareaccompaniedbychangesinenergy.TherateandlimitofB.chemicalreactionc

4、anbechangedbychangingthechemicalreactionconditions.C.reversiblereactionsonlyrepresentafewreactions.WhentheD.chemicalreactionreachesequilibriumstate,thepositivereactionrateisequaltothereversereactionrate.3.inthebalancesystem,tomaintainacertaintemperature,changingtheconcentrat

5、ionofasubstance,mixturecolorchanges;changesinpressure,thecolorwillchange,butthebalancedoesnotmove,thisreactionis()A.2NOO22NO2B.N2O42NO2C.Br2(g)2HBr+H2D.6NO4NH35N23H2O4.Inthereactionofaluminumwithdilutesulfuricacid,theconcentrationofsulfuricacidattheendof10sisreducedby0.6mol/

6、L.Ifthevolumeofsolutionisnotconsidered,theaveragereactionrateofaluminumsulfategeneratedin10sis()A,0.02mol/(L?Min)B,1.8mol/(L?Min)C,1.2mol/(L?Min)D,0.18mol/(L?Min)5and100mL6mol/Lsulfuricacidreactedwithexcessivezincpowder.Atacertaintemperature,inordertoslowdownthereactionratew

7、ithoutaffectingthetotalamountofhydrogen,theamountofhydrogencouldbeaddedtothereactantsA,sodiumcarbonateB,waterC,potassiumsulfatesolutionD,causticsodasolution6.Intheexternalfactorsthataffecttherateofchemicalreaction,themethodthatcancertainlyacceleratetherateofchemicalreactioni

8、s()Increasingthetemperature,addingthepositivecatalyst,increasingtheconcentr