A collapsible vessel which is having the volume of 40.0 L 1.31 mole of dry nitrogen at an unknown temperature and have the pressure of 710 mmHg. If the 0.12 mole was inserted into the vessel than the volume changed to 42.3 L, and the temperature was 0 degrees C and their pressure was at 747 mmHg. So find out the unknown temperature in degrees K.?