//Name [tab] Description [tab] SIValue [tab] SIUnits [tab] EngValue [tab], EngUnits
h_C3H6_g# Propylene (gas) enthalpy of formation (25C, 77F) -20410 kJ/
kmol -8.774720E+03 Btu/lbmol
h# Planck's constant 6.626196e-34 J-s 6.280421E-37 Btu-s
Mp# Proton rest mass 1.672614e-27 kg 3.687483E-27 lb_m
Vo# Volume of ideal gas, standard conditions 2.24136e1 m^3/
kmol 3.590314E+02ft^3/lbmol
R_inf# Rydberg constant 1.097373e7 1/m 3.344793E+06 1/ft
Po# Normal atmospheric pressure 101.325 kPa 1.469594E+01psia
h_CH3OH_l# Methanol (liq) enthalpy of formation (25C, 77F) -238660 kJ/
kmol -1.026053E+05 Btu/lbmol
h_CH3OH_g# Methanol (gas) enthalpy of formation (25C, 77F) -200670 kJ/
kmol -8.627257E+04 Btu/lbmol
h_C8H18_g# n-Octane (gas) enthalpy of formation (25C, 77F) -208450 kJ/
kmol -8.961737E+04 Btu/lbmol
Mn# Neutron rest mass 1.674920e-27 kg 3.692567E-27 lb_m
h_C8H18_l# n-Octane (liq) enthalpy of formation (25C, 77F) -249950 kJ/
kmol -1.074591E+05 Btu/lbmol
Blue# the color blue 16711680 16711680
U# Unified atomic mass unit 1.660531e-27 kg 3.660845E-27 lb_m
C# Speed of light in a vacuum 2.9979250e8 m/s 9.835712E+08ft/s
Yellow# the color yellow 65535 65535
Green#the color green 65280 65280
h_fg_water# Enthalpy of vaporization of water (25C, 77F) 2441.5 kJ/
kg 1.049656E+03Btu/lb_m
G_sc# Solar constant 1367 W/m^2433 Btu/ft^2-hr
SndSpeed# speed of sound in dry air at 0 C and 1 atm 331.36 m/s 1089 ft/s
T_zero# T_zero# + C (or F) = K (or R) 273.15 K 459.67 R
sigma#Stefan-Boltzmann constant 5.66961e-8 W/m^2-K^4 1.712065E-09 Btu/hr-
ft^2-R^4
h_H2O2# Hydrogen peroxide (gas) enthalpy of formation (25C, 77F) -136310 kJ/
kmol -5.860275E+04 Btu/lbmol
R# Gas constant 8.31434 kJ/kmol-K 1.985846 Btu/lbmol-R
r_e# Classical electron radius 2.817939e-15 m 9.245207E-15 ft
h_CH2# Acetylene enthalpy of formation (25C, 77F) 226730 kJ/
kmol 9.747635E+04Btu/lbmol
gc# Gravitational constant 6.6732e-11 N-m^2/kg^2 3.3224e-11 lb_f-ft^2/lb_m^2
k# Boltzmann's constant 1.380622e-23 J/K 7.269872E-27 Btu/R
C1# Blackbody radiation constant 1 3.7420e8 W-micrometer^4/
m^2 1.187e8 Btu-micrometer^4/hr-ft^2
h_C6H6# Benzene (gas) enthalpy of formation (25C, 77F) 82930 kJ/
kmol 3.565348E+04Btu/lbmol
e# Electron
charge 1.6021917e-19 Coulomb 1.6021917e-19 Coulomb
h_NH3# Ammonia (gas) enthalpy of formation (25C, 77F) -46190 kJ/
kmol -1.985812E+04 Btu/lbmol
NA# Avogadro's constant 6.022169e26 1/kmol 6.022169e26 1/lbmol
F# Faraday's constant 9.648670E7 Coulomb/kmol 4.376563E7 Coulomb/
lbmol
g# Gravitational acceleration (sea level) 9.807 m/s^2 3.217520E+01ft/s^2
h_C2H4# Ethylene enthalpy of formation (25C, 77F) 52280 kJ/
kmol 2.247635E+04Btu/lbmol
