Ideal Gas Law Calculator (PV = nRT)

Calculate the amount of gas in moles (n = PV/RT) from pressure, volume, and temperature using the ideal gas equation.

Amount of Gas (n = PV / RT)
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R = 0.082057 L·atm/(mol·K)

How to Use

  1. Select the variable you want to solve for (Pressure, Volume, Temperature, or Moles).
  2. Enter the known values for the remaining three variables.
  3. Select Calculate to view the missing value.