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Overview

The ideal gas law relates pressure, volume, temperature, and amount of gas. It works well for most gases at moderate pressures and temperatures.

Variables

Symbol	Description	Unit
$P$	Pressure	Pa
$V$	Volume	m³
$n$	Amount of substance	mol
$R$	Universal gas constant	8.314 J/(mol·K)
$T$	Temperature	K

Formula

$PV = nRT$

Calculator

Notes

• Results are approximate and should be verified for critical applications
• Input values should be within reasonable engineering ranges

References

• Original Source