See Triple point for listing of triple point values for common substances.
|Substance||Critical temperature||Critical pressure||Boiling temperature |
|Nitrous Oxide (N2O)||97.4||36.4||1047.6||72.3||-127||-88.5|
Air, LNG, LPG and other common gas properties, pipeline capacities, sizing of relief valves.
Work, heat and energy systems.
Chemical, physical and thermal properties of acetone, also called 2-propanone, dimethyl ketone and pyroacetic acid. Phase diagram included.
Online calculator, figures and tables showing dynamic (absolute) and kinematic viscosity of gasous and liquid ammonia at temperatures ranging from -73 to 425°C (-100 to 800°F) at pressure ranging from 1 to 1000 bara (14.5 - 14500 psia) - SI and Imperial Units.
Figures and tables showing how the properties of liquid and gaseous ammonia changes along the boiling/condensation curve (temperature and pressure between triple point and critical point conditions). An ammonia phase diagram are included.
Online calculator, figures and tables showing specific heat, CP and CV, of gasous and liquid ammonia at temperatures ranging from -73 to 425°C (-100 to 800°F) at pressure ranging from 1 to 100 bara (14.5 - 1450 psia) - SI and Imperial Units.
Online calculator, figures and tables showing thermal conductivity of liquid and gaseous ammonia at temperatures ranging -70 to 425 °C (-100 to 800 °F) at atmospheric and higher pressure - Imperial and SI Units.
Chemical, Physical and Thermal Properties of Ammonia. Phase diagram included.
Figures and table with ammonia saturation pressure at boiling points, SI and Imperial units.
Online calculator with figures and tables showing density and specific weight of ammonia for temperatures ranging -50 to 425 °C (-50 to 800 °F) at atmospheric and higher pressure - Imperial and SI Units.
Chemical, physical and thermal properties of benzene, also called benzol. Phase diagram included.
Chemical, physical and thermal properties of ethylene, also called ethene, acetene and olefiant gas. Phase diagram included.
Thermodynamic properties of heavy water (D2O) like density, melting temperature, boiling temperature, latent heat of fusion, latent heat of evaporation, critical temperature and more.
Chemical, Physical and Thermal Properties of Helium - He.
Chemical, Physical and Thermal Properties of Hydrogen - H2.
Density, specific heat, thermal conductivity, viscosity and Prandtls no. of liquid ammonia at saturation pressure.
Critical pressure ratios for water and other liquids.
The van der Waals constants for more than 200 gases used to correct for non-ideal behavior of gases caused by intermolecular forces and the volume occupied by the gas particles.
Chemical, Physical and Thermal Properties of Oxygen - O2.
The relationship between volume, pressure, temperature and quantity of a gas, including definition of gas density.
How to calculate total pressure and partial pressures for gas mixtures from Ideal Gas Law.
Triple points for common substances.
Critical point is where vapor and liquid are indistinguishable and triple point is where ice, water and vapor coexist in thermodynamic equilibrium.
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