SUBSTANCE PROPERTIES at STP

    Substance or Name Units
    Symbol or Formula    Molecule  (at STP) 
    M Molecule Mass 
    Rho Density and Phase (at STP) g/cm3
    Tmp Temperature to Melt or to Freeze  (any pressure)oC
    hsf Energy to Melt or to Freeze  (any pressure) kJ/gmol
    Tnbp Temperature of Boiling or Condensing  (at one atmosphere)oC
    hnfg Energy to Vaporize or to Condense (at one atmosphere)kJ/gmol
    cp,avg Specific Heat at Constant Pressure (if ideal gas at STP)kJ/(gmol K)
    k Conductivity (if solid and at 20oC) W/(moC)

    Substance Symbol
    Formula
    M Density
    Phase
    Tmp hsf Tnbp hfg cp,avg k
    Aluminum Al 26.982.7066010.72450294896a236
    Argon Ar 39.95(g)-1891.12-1866.52  
    Bismuth Bi 208.99.8027110.915601550124a7.9
    Carbon C 12.012.253727b - 4830 - - -
    Cesium Cs 132.91.87 28.72.11690-230a36
    Chlorine Cl2 70.912.03-1016.41-35   
    Copper Cu63.548.96108313.02595305383a 399
    Fluorine F 38.00(g)-2200.12-1886.54  
    Gold Au197.019.3106313.32970324129a 316
    Helium He4.00 (g) -270 0.02 -269 0.08  
    HydrogenH2 2.02) (g)-2590.11-253 0.90  
    IronFe 55.857.87153615.33000351452a81
    LeadPb207.211.3327 5.421725179129a35
    LithiumLi6.940.531803.0213301353391a77
    Magnesium Mg24.311.74 650 8.9511071291017a156
    MercuryHg200.613.6-382.35357 59.1  
    NeonNe20.18 (g)-2490.34-2461.77  
    NickelNi58.71 8.90145318.12730372 446a 91
    NitrogenN228.01(g) -210 0.72 -196 5.59  
    Oxygen O232.00(g) -2190.44-183 6.82  
    PhosphorP30.981.83440.65280   
    Platinum Pt195.121.4176922.04530 133a71
    Potassium K39.10 0.86642.3976077.5741a103
    SiliconSi28.092.33141050.82680 703a153
    SilverAg107.910.596111.32210 255 234a 427
    SodiumNa22.990.97982.6589289.01206a133
    Sulfur S (32.07) 2.07 114 1.25 445 9.62  
    Tin Sn (118.7) 7.30 232 7.20 2270 290 227a 67
    UraniumU238.119.11132 113a27  
    XenonXe131.3(g)-1122.30-10812.6  
    ZincZn65.387.134196.59906 385a121

    a) J/kg K b) Sublimes ;



    LIQUIDS AND SOLIDS AT STP

    LIQUIDS
    k (1/bar)beta (1/K)Rhocp
    Acetic Acid0.89*10-410.9*10-41.052.19
    Ammonia - - 0.565.10
    Benzene0.94*10-412.8*10-4 0.871.73
    Engine Oil0.69*10-47.00*10-40.881.89
    Ethlyene Glycol - 6.50*10-41.122.41
    Glycerine0.25*10-45.31*10-41.262.62
    Mercury0.04*10-41.89*10-413.6 0.14
    Petroleum Oils0.69*10-48.10*10-40.961.82
    Water0.46*10-42.07*10-40.994.18


    PROPERTIES OF LIQUIDS AND SOLIDS
    k (1/bar)beta (1/K)Rhocpmu
    Aluminum1.31*10-471.8*10-62.701.000.33
    Carbon - - 1.950.71 -
    Copper0.70*10-449.7*10-68.940.38 0.34
    Common Glass2.12*10-49.72*10-62.560.84 -
    Iron0.81*10-435.1*10-67.880.450.23
    Lead3.73*10-486.4*10-611.30.130.431
    Nickel0.58*10-438.9*10-68.870.450.239
    Silver1.04*10-459.4*10-610.50.23 -
    Steel0.59*10-436.4*10-67.790.460.303
    Tungsten0.31*10-413.5*10-619.3 0.13 -
    Water - - 0.901.68 -
    Zinc - - 0.387.14 -


    SPECIFIC HEATS OF POLYATOMIC PERFECT GASES AT 298 K

    cvcpcp/cv
    Ammonia1.572.061.31
    Butane1.571.711.09
    Carbon dioxide0.660.851.29
    Ethylene1.260.561.24
    Methane 1.712.231.3
    Octane1.641.711.04
    Propane1.491.681.12
    Sulphur dioxide0.490.621.27
    Water1.411.871.33


    Discussions of Terms:

    Substance Name: This table contains pure substances as elements, molecules or compounds. Elemental substances are presented in the phase or configuration at one atmosphere and standard temperature.

    Molecule:

    Molecular Mass

    Density and Phase

    Temperature to Melt or Freeze (~any pressure):

    Energy to Melt or to Freeze

    Temperature to Boil or to Condense

    Melting Temperature

    Melting Temperature

    Conductivity