Cheat sheet: Helpful Definitions and Equations!

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Department
Chemistry
Course
030.102
Professor
Gerald Goldberg
Semester
Fall

Description
Gases3RT2RT8RT3uuuSmallerinmassdensitygcmorgmlandnumberdensityrmsmpavg3moleculescmgreaterindistancesbetweenmoleculesMMMEffusionlightergaseffusesfasterbcmostprobspeedofmoleculesishigherReactionsinvolvecollisionsof2moleculesmoreoflightermoleculesescapethroughholeImportantcharacteristicsGrahamsLawHighlycompressibleexternalforcecompressesgasdecreasesvolumerateMremovingexternalforceincreasevolume12MmolarmassHighlythermallyexpandablewhenheatedvolumeincreasesrateM21LowviscosityflowsmucheasierDiffusionofonegasthroughanothermovementbythermalrandommotionveryslowprocessinairbcmeanfreepathisveryshortMixableMeanFreePathUnits12212dn12Pascal1kgmsSITorr1760atmdmoleculardiameterndensity5oExplainslowdiffusionrateinverselyproportionaltosquarerootofmolecularBar110Pa760mmHg0C1atmmassofgas2Atmosphere101325Pa146960lbsin1atmM2RobertBoyleEnrichmentFactorExperimentwithJtubeM1RealGasesPVCCdependsonmolesofgasandtempPVRTcompressibilityfactoroC22414Latm1molgas0CPVRT1EffectofmolecularvolumepredominatesJacqueCharlesPVRT1EffectofintermolecularattractionspredominatesAtveryhighpressureseffectofmolecularvolumeonmeasuredgasvolumeVolumeofgasvarieslinearlywtempoVV1t27315COrdinaryPfreevolumecontainervolumetoofarapartoextVvolumeatfreezingpointofwateroVeryhighPfreevolumecontainervolumecloseenoughtointeractext2onAtt27315Cabsolutezeronolowertempcanbereachedaattractionslowerforceofcollisionswithwalllowerpressureto2Abszerotempwherepressureandvolumeofgastheoreticallyreacheszerov0kelvinwhereaisconstantforparticulargasIdealGasLawEffectivevolumeforeachmoleculetobesmallerthanVVnbwherebisPVnRTconstantdescribingexcludedvolumeVanderwalls1111Runiversalgasconstant83145JmolK00821LatmmolK22BoylesLawV1PVPCnanRTnCharlesLawVTVTCHigherThigherKEyieldshighergasabsabsPVnbnRTPa22avelocityraisingPuntiltopwallmovesincreasesVuntilPPgasgasatmVnbvvAvogadrosLawVnVnCbconstantsforgivengasnofparticlesormolesofgasEnergycapacitytodoworkorproduceheatconservedVRnTPIsolatedmatterorenergyisnotexchangedwithrestofuniverseTKelvinIsothermtempisnotchangedpha
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