Gas molar volume calculator

Calculate molar volume with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Use molar volume to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Absolute temperature (K)
273.15
Pressure (kPa)
101.325
Molar volume (L/mol)
22.41397

Try another scenario

Absolute temperature (K)
300.465
Pressure (kPa)
101.325
Molar volume (L/mol)
24.655366
Calculation method

Calculation method

Molar volume (L/mol)

8.314462618 × a ÷ b

Symbols and units
a
Absolute temperature (K)
b
Pressure (kPa)

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Assumptions & limits

Assumptions & limits

  • Ideal-gas molar volume at the explicitly supplied temperature and pressure.
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Further reading

Method reference ↗

Background reading; this does not imply endorsement or independent review of SumFizz.

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