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Van der Waals constants (data page)

Table of constants for a list of gases and volatile liquids From Wikipedia, the free encyclopedia

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The following table lists the Van der Waals constants (from the Van der Waals equation) for a number of common gases and volatile liquids.[1] These constants are generally calculated from the critical pressure and temperature using the formulas and .

To convert from to , multiply by 100.
To convert from to , divide by 10.
To convert from to , divide by 1000.

More information a (L2bar/mol2), b (L/mol) ...
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Units

1 J·m3/mol2 = 1 m6·Pa/mol2 = 10 L2·bar/mol2

1 L2atm/mol2 = 0.101325 J·m3/mol2 = 0.101325 Pa·m6/mol2

1 dm3/mol = 1 L/mol = 1 m3/kmol = 0.001 m3/mol (where kmol is kilomoles = 1000 moles)

References

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