Select from the frequently asked questions below
- A barometer measures gas pressure by the height of the column of mercury.
- One unit of gas pressure is the millimeter of mercury (mmHg).
- An equivalent unit to the mmHg is called the torr.
- Standard atmospheric pressure is called 1 atm of pressure and is equal to 760 mmHg and 101.3 kPa.
- It is important to be able to convert between different units of pressure.