On a rainy day, a barometer reads 725 mmHg. Convert this value to atmospheres.
A closed container is filled with oxygen. The pressure in the container is 305 kPa. What is the pressure in millimetres of mercury (mmHg)?
What is the pressure (in atmospheres) of the gas inside the container connected to an open-end, mercury-filled manometer as shown in the picture? The atmospheric pressure is 0.95 atm.
higher in the arm of the tube connected to the hydrogen. If atmospheric pressure is 
, what is the pressure of the hydrogen gas, in atmospheres?