Gas Laws | Basic Units and Conversion of Units

Basic Units and Conversion of units

Standard State:

STP: Standard temperature and pressure

  • Temperature = 0o C or 273.14 K
  • Pressure = 101.325 kPa
  • Volume = 22.4 L

 

SATP: Standard ambient temperature and pressure

  • Temperature = 25oC or 298 K
  • Pressure = 100 kPa
  • Volume = 24.8 L

 

Universal Gas Constant R = 8.314  J/mol K or 8.314  kPa dm3/mol K

Common units of:

  • Pressure: Pascals, Kilo-pascals, Atmosphere, Torr, Bar, mm of Hg
  • Temperature: Degrees Celsius and Kelvin
  • Volume: Liters