Wolfram|Alpha Chemistry

Chemical Thermodynamics


find properties of a substance in a given phase
trimethylamine gas
compute properties at a specified temperature
vapor pressure of ethanol at 300K
compute properties at a specified pressure
boiling point of benzene at 550 torr
specify temperature and pressure
ice at -78C, 2 atm
calculate pressure on a membrane
Morse equation
do computations with the Arrhenius equation
Arrhenius equation

Goff–Gratch Equations

find the saturation vapor pressure for ice and water
Goff-Gratch's formula for ice Goff-Gratch equation for water at 50 F saturation vapor pressure at 10 F

Refrigeration ››

analyze a refrigeration cycle
refrigeration cycle turbine refrigeration cycle with R134a at 1.5MPa and -10C