Ideal Gas State Calculator

How to use this tool

1. Estimate pressure, number density and gas density for a specified ideal-gas sample.
2. Set amount of substance, absolute temperature, gas volume, molar mass in the indicated units.
3. Calculate and compare pressure, mass density, particle number density.

Try this example

{
  "n": 1,
  "t": 300,
  "volume": 0.025,
  "mass": 28
}

Accuracy and scope

Idealized educational model. Enter measured values in the displayed units; real systems may require additional corrections.

Is my data uploaded?

This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.