Conversions to be memorized
| Unit | 
Average Air Pressure at Sea Level | 
| 
Pascal (Pa) | 
101325 | 
| 
kilopascal (kPa) | 
101.325 | 
| 
Atmosphere (atm) | 
1 | 
| 
Millimeters of Mercury (mmHg) | 
760 | 
| 
Inches of Mercury (inHg) | 
29.92 | 
| 
Torr (torr) | 
760 | 
| 
Pounds per Square Inch (psi) | 
14.7 | 
Finding Kelvin:
Celsius+273.15=Kelvin
STP (Standard temperature and pressure):
1 atm and 0 degrees Celsius
Boyle's Law:
Charles' Law:
Avagadro's Law:
Combined Gas Law:


 


