Ideal gas law calculator: PV = nRT

Calculate pressure, volume, amount of gas or temperature with the ideal gas law.

Calculate pressure, volume, amount of gas or temperature with the ideal gas law. Leave exactly one quantity blank when reverse solving is supported.

Pressure (P)

Volume (V)

Amount of substance (n)

Temperature (T)

Ideal-gas model; absolute pressure and absolute temperature.

Pressure

Volume

Amount of substance

Temperature