Ideal Gas Calculator

Ideal Gas Calculator lets you ideal gas pressure follows P = nRT/V using R = 8.314462618. Enter your own values or load the worked example.

Method and calculation

Ideal gas pressure follows P = nRT/V using R = 8.314462618.

Inputs and settings

Ideal Gas Calculator accepts Amount (mol) (minimum 0.000001); Temperature (K) (minimum 0.000001); Volume (m³) (minimum 0.000001).

Worked example

Ideal Gas Calculator example — Amount (mol): 1; Temperature (K): 298.15; Volume (m³): 0.024. Computed output: { "pascals": 103289.87623152917 }

Output and limitations

Ideal Gas Calculator: Use finite inputs. Results use double-precision arithmetic.

Technical references: JavaScript numerical operations

Ideal Gas Calculator FAQs

Ideal Gas Calculator applies the following rule to your input: Ideal gas pressure follows P = nRT/V using R = 8.314462618. The worked example on this page uses the same processor as the result button.
Ideal Gas Calculator has these boundaries: Use finite inputs. Results use double-precision arithmetic. Start by checking the amount (mol) field against the units or format shown.
Ideal Gas Calculator provides this sample: { "pascals": 103289.87623152917 }. Use the sample button to reproduce it, then replace the inputs with your own values.