热力学作业第三版陈钟秀

3-31kmol50010.13MPaCpCv10.1013MPaCp)(004187.022.2711KmolJTCp200.1013MPa3250.1013MPa1176.191KmolJ1dpTVdTTCdSppdppRdTTCdSpdppRdTTCdSp13.101013.077329877329813.101013.077329801)04187.022.27(dppRdTTTSS1013.013.10ln314.8298773ln22.27)298773(004187.011354.10KmolJ)(4.181354.1076.191354.10110KmolJSS2dTCdHp7732730)004187.022.27(dTTHH)273773(21)273773(22.2722)(9.147041molJ)9.14704)(9.147049.14704011KmolKJmolJHH3)(178.8278773314.89.147041KmolKJRTHpVHU)(022.1329444.181773178.72781KmolKJTSUA)(3.1255174.1817739.147041KmolKJTSHG)(45.30773004187.022.2711KmolJCp)(14.22314.845.301KmolKJRCCpV3-5.473.2K30MPa8377J/mol-25.86J/(molK).Tc=304.2KPc=7.376MPa=0.225Tr=T/Tc=473.2/304.2=1.556Pr=P/Pc=30/7.376=4.06701.741RcHRT10.04662RcHRT00.8517RSR10.296RSR01RRRcccHHHRTRTRT01RRRSSSRRRHR=-4.377KJ/molSR=-7.635J/(molK)H=HR+Hig=-4.377+8.377=4KJ/molS=SR+Sig=-7.635-25.86=-33.5J/(molK)3-15.30ab100105Pa130pS=0.0424105Pa2300100105Pa0.01809m3/kmol31105Paa30Ps=0.0424105PaLVSiiifff1105PaPs=0.0424105Pa1105Pa300.0424105Pafi=P50.042410SSiifPPa1SSSiiifPb30100105PaexpSiLPLSSiiiiPVfPdPRTSSSiiifP350.01809101000.042410ln0.071748.314303.15SiLSLLPiiiiSPiVPPfVdPfRTRT1.074LiSiff531.0741.0740.0424104.55410LSiiffPa4-1.200.1013MPa1H2O2234222258.3632.4642.9858.7723.45Vxxxx1V2Vx2122,TPMMMxx222,1TPMMMxx122,TPVVVxx222,1TPVVVxx232222,32.4685.96176.3193.8TPVxxxx2342312222222258.3632.4642.9858.7723.4532.4685.96176.3193.8Vxxxxxxxx23422258.3642.98117.5470.35/xxxJmol2342322222222258.3632.4642.9858.7723.45132.4685.96176.3193.8Vxxxxxxxx234222225.985.96219.29211.3470.35/xxxxJmol4-2.TP1212124006004020HxxxxxxHJ/mol1x11H2H2H1H231H2H11212124006004020HxxxxxxAx2=1-x1A1111114006001140201Hxxxxxx31160018020xxB111,1TPMMMxx211,TPMMMxx111,1TPHHHxx211,TPHHHxxB211,18060TPHxx321111160018020118060Hxxxx23114206040/xxJmolC32211116001802018060Hxxxx3160040/xJmolD2x1=1x1=0BH1H21400/HJmol2600/HJmol31H2Hx1=0x1=11H2Hx1=0C1420/HJmolx1=1D2640/HJmol4-3.1200cm330%170%H2O2252530%3138.632/Vcmmol3217.765/Vcmmol253140.727/Vcmmol3218.068/VcmmoliiMxM1122VxVxVV=0.338.632+0.717.765=24.03cm3/mol120049.9524.03nmol10.349.9514.985nmol20.749.9534.965nmol114.98540.727610.29tVmol234.96518.068631.75tVmol12610.29631.751242.04ttVVmol1242.0412003.503%12004-4.21111VVabaxbx22222VVabaxbxV1V2abTPGibbs-Duhem,0iiTPxdM11220xdVxdV122122112dVdVdVxxxdxdxdx2111112dVxbaxbxdxA2222222dVxbaxbxdxBABGibbs-Duhem4-55-31221xBxRTGEAntoinekPaT0024.230817.279539155.14]ln[1tps765.239297.364459381.16]ln[2tps1B=0.7560p-x-y(2)B=0.6475KPat-x-y1PPLiSiSiiiiSidPRTVRT1expPxPy?i11Sii^1dPRTVRT1expPPLiSi7-8SiiiiPxPyS11111PxPyPS212S22222)Px-(1PxPyPP=P1+P2=S111Px+S222PxSiiiiPxPyPSiiiiPxPyPSiiiiPxPySiiiSiiiSiiiiPxPxPPxyS222S111S111S1111PxPxPxPPxyS222S111S222S2222PxPxPxPPxySPxP222S111PxS222S111S111S1111PxPxPxPPxyS222S111S222S2222PxPxPxPPxySPxP222S111Px2221222121212,,12121,,11)()()(ln22BxxxxnnnnnnnBnnnnnBnRTGnnpTnpTE212lnBx1.01x9.02x836.181.075.075.0122eex0075.12175.02xe217.085.97685.1151.0836.11111ppxysKPapxpxpss85.9749.849.00075.1685.1151.0836.1222111