# What kind pressure units are used for the gas laws?

Feb 15, 2016

$a t m$, $\text{torr}$, $m m H g$ and $P a s c a l$.

#### Explanation:

The units used usually for pressure in gas law are:

$a t m$, $\text{torr}$, $m m H g$ and $P a s c a l$.

The relationship between all four units is:

$1 a t m = 760 \text{torr} = 760 m m H g = 101325 P a s c a l$