Fluids and gases

Ideal gas law

PV = nRT  ·  P1V1/T1 = P2V2/T2

P pressure, V volume, n moles, R gas constant (0.0821 L·atm/mol·K), T temperature in kelvin

Watch forAlways use kelvin. At STP, 1 mol occupies 22.4 L.

Apply it · 3 questions

  1. Molar mass from gas densityFluids and gases · set 4 · hard
  2. Gas laws require kelvinFluids and gases · set 3 · easy
  3. Combined gas lawFluids and gases · set 4 · medium