ExerciseExercise1.1RelativemassAl2O3K2Cr2O7

H2SO4HNO3HFCO32-CuSO4NH4+Fe3O4P2O51.1RelativemassAP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件AP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件AP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件1.2MoleandtheAvogadroconstant1.2MoleandtheAvogadroconsAP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件[Fe=56;H=1;L=6×1023mol-1;Vm=22.4dm3/mol

]1.Howmanymolesofatomsarecontainedin5.6gofiron?2.Howmanyironatomsaretherein0.1moleiron?3.Howmanymolesof12×1023moleculesofH2?4.Howmanymoleculesaretherein2molesH2?5.Calculatethevolume

of0.2moleofgasats.t.p.6.Calculatethemolesof13.44dm3ofgasats.t.p.[Fe=56;H=1;L=6×1023mol-1;VmCalculatethevolumeandmassof24×1023moleculesofNH3ats.t.p.CalculatethevolumeandmassIn36gwater,

[H=1;O=16;L=6×1023mol-1](1)howmanymolesofmoleculesarepresent?(2)howmanymolesofhydrogenatomsarepresent?(3)howmanymolesof

oxygenatomsarepresent?(4)howmanymolesofatomsarepresent?In36gwater,[H=1;EthanolhasmolecularformulaC2H5OH.Asampleofethanolhasamassof2.3g.(1)Howmanymoles

ofmoleculesarepresent?(2)Howmanymoleculesarepresent?(3)Howmanymoles

ofhydrogenatomsarepresent?(4)Howmanyhydrogenatomsarepresent?EthanolhasmolecularforThesamplewascompletelyburntinoxygen.(5)Writedownabalancedequationforthecombustion.(6)Howmanymoles

ofwatermoleculeswereproducedinthecombustion?(7)Whatmassofthecarbondioxidewasproduced?(8)Howmanyoxygenmoleculeswereusedup?Thesamplewascompletelyburn1.3and1.4Massspectraofatomsandmolecules

1.3and1.4MassspectraofatAP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件AP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件1.5and1.6EmpiricalandMolecularFormulae1.5and1.6EmpiricalandMole(a)UsethevalueoftheAvogadroconstanttocalculatethetotalnumberofatomsin7.10gofchlorineatoms.(b)Calculatetheamountinmolesofnitricacid,HNO3,in25cm3ofa0.1moldm-3aqueoussolution.(c)Calculatetheconcentrationinmoldm-3ofsodiumhydroxide,NaOH,if250cm3ofasolutioncontains2.0gofNaOH.(d)Whatistheconcentrationinmoldm-3ofanaqueoussolutioncontaining4.00gdm-3ofsodiumhydroxide,NaOH?(e)Calculatethevolume,indm3,occupiedby26.4gofcarbondioxideatroomtemperatureandpressure.Giventhatatroomtemperatureandpressure,1moleofanygasoccupiesavolumeof24dm3.(a)UsethevalueoftheAvogaChapter1ReviewChapter1ReviewMultipleChoiceQuestions:Whichofthesesampleshasthelargestmass?A.2.24dm3ofethane,C2H6.B.3.6×1022moleculesofO2.C.672cm3ofcarbondioxideCO2.D.0.05moleofhydrogenfluoride,HF.MultipleChoiceQuestions:WhicFreeResponseQuestions

1.Anorganiccompoundhasthefollowingpercentagecompositionbymass:40％ofcarbon,53.33％ofoxygenand6.67％ofhydrogen.Therelativemolecularmassofthecompoundis180.Findtheempiricalformulaandthemolecularformulaofthecompound.

FreeResponseQuestions

1.An2.20cm3

ofgaseoushydrocarbonwasmixedwith100cm3ofoxygenandthemixturesparkedsothatthehydrocarbonwascompletelyburnt.Thevolumeofgasremainingattheendofcombustionwas70cm3.Afterpassingoversodalime,thisvolumewasreducedto10cm3.Allgasesweremeasuredatroomtemperatureandatthesamepressure.Deducedtheformulaofthehydrocarbonandfindtherelativemolecularmassofthehydrocarbon.2.20cm3ofgaseoushydrocarTest1.Howmanyatomsarepresentin8.8gofcarbondioxide,CO2?2.Calculatethenumberofatomsof8gmethane,CH4.3.Calculatethenumberofatomsof15.6gofbenzene,C6H6.4.Calculatethenumberofatomsof21.8gofbromoethane,C2H5Br.TestExerciseExercise1.1RelativemassAl2O3K2Cr2O7

H2SO4HNO3HFCO32-CuSO4NH4+Fe3O4P2O51.1RelativemassAP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件AP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件AP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件1.2MoleandtheAvogadroconstant1.2MoleandtheAvogadroconsAP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件[Fe=56;H=1;L=6×1023mol-1;Vm=22.4dm3/mol

]1.Howmanymolesofatomsarecontainedin5.6gofiron?2.Howmanyironatomsaretherein0.1moleiron?3.Howmanymolesof12×1023moleculesofH2?4.Howmanymoleculesaretherein2molesH2?5.Calculatethevolume

of0.2moleofgasats.t.p.6.Calculatethemolesof13.44dm3ofgasats.t.p.[Fe=56;H=1;L=6×1023mol-1;VmCalculatethevolumeandmassof24×1023moleculesofNH3ats.t.p.CalculatethevolumeandmassIn36gwater,

[H=1;O=16;L=6×1023mol-1](1)howmanymolesofmoleculesarepresent?(2)howmanymolesofhydrogenatomsarepresent?(3)howmanymolesof

oxygenatomsarepresent?(4)howmanymolesofatomsarepresent?In36gwater,[H=1;EthanolhasmolecularformulaC2H5OH.Asampleofethanolhasamassof2.3g.(1)Howmanymoles

ofmoleculesarepresent?(2)Howmanymoleculesarepresent?(3)Howmanymoles

ofhydrogenatomsarepresent?(4)Howmanyhydrogenatomsarepresent?EthanolhasmolecularforThesamplewascompletelyburntinoxygen.(5)Writedownabalancedequationforthecombustion.(6)Howmanymoles

ofwatermoleculeswereproducedinthecombustion?(7)Whatmassofthecarbondioxidewasproduced?(8)Howmanyoxygenmoleculeswereusedup?Thesamplewascompletelyburn1.3and1.4Massspectraofatomsandmolecules

1.3and1.4MassspectraofatAP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件AP化學(xué)-物質(zhì)的結(jié)構(gòu)資料課件1.5and1.6EmpiricalandMolecularFormulae1.5and1.6EmpiricalandMole(a)UsethevalueoftheAvogadroconstanttocalculatethetotalnumberofatomsin7.10gofchlorineatoms.(b)Calculatetheamountinmolesofnitricacid,HNO3,in25cm3ofa0.1moldm-3aqueoussolution.(c)Calculatetheconcentrationinmoldm-3ofsodiumhydroxide,NaOH,if250cm3ofasolutioncontains2.0gofNaOH.(d)Whatistheconcentrationinmoldm-3ofanaqueoussolutioncontaining4.00gdm-3ofsodiumhydroxide,NaOH?(e)Calculatethevolume,indm3,occupiedby26.4gofcarbondioxideatroomtemperatureandpressure.Giventhatatroomtemperatureandpressure,1moleofanygasoccupiesavolumeof24dm3.(a)UsethevalueoftheAvogaChapter1ReviewChapter1ReviewMultipleChoiceQuestions:Whichofthesesampleshasthelargestmass?A.2.24dm3ofethane,C2H6.B.3.6×1022moleculesofO2.C.672cm3ofcarbondioxideCO2.D.0.05moleofhydrogenfluoride,HF.MultipleChoiceQuestions:WhicFreeResponseQuestions

1.Anorganiccompoundhasthefollowingpercentagecompositionbymass:40％ofcarbon,53.33％ofoxygenand6.67％ofhydrogen.Therelativemolecularmassofthecompoundis180.Findtheempiricalformu