Answer to Question #179220 in Physical Chemistry for A Hinds

Question

A mixture of gases at a pressure 7.50 x 104 Nm-2 has the volume composition 40% N2; 35% O2; 25% CO2. (a) What is the partial pressure of each gas?

(b) Deduce the partial pressure of the nitrogen and oxygen if the carbon dioxide is removed by the introduction of some sodium hydroxide pellets? 

Answer 1

$a) N_2=24Torr,O_2=1.6Torr,CO_2=40Torr$

b) $O_2=2.3Torr,N_2=27Torr$