a storage tank contains 21.6kg of nitrogen (N2) at an absolute pressure of 3.65 atm. What will the pressure be?

1 Answer

• Woodsman

  8 days ago

  moles of N2 = 21600g / 28g/mol = 771 mol

  CO2 has weight 12 + 2*16 = 44g/mol,

  so moles of CO2 = 21600g / 44g/mol = 491 mol

  For temperature constant, the new pressure is

  p = 3.65atm * 491/771 = 2.32 atm

  2