This particular law was discovered in 1811 by Amedeo Avogadro. Avogadro’s Law states that:
| Equal volumes of all gases, at the same temperature and pressure, have the same number of molecules. |
This particular law was discovered in 1811 by Amedeo Avogadro. Avogadro’s Law states that:
Equal volumes of all gases, at the same temperature and pressure, have the same number of molecules.

Ideal Gas Law
The volume (V) occupied by n moles of any gas has a pressure (P) at a temperature (T) in Kelvin. The relationship between these variables is signifying the law is given below.
| PV = nRT |