11 Physics Kinetic Theory - Set No : 1 Question No :9
Question No : 9
A gas mixture consists of 2 moles of oxygen
and 4 moles of argon at temperature  .
Neglecting all vibrational moles, the total internal energy of the system is |
| a) |  | b) |  |
| c) |  | d) |  |
Answer No : 9
(d)Oxygen being a diatomic gas possesses 5
degrees of freedom, 3 translational and 2 rotational.Argon being monoatomic has 3 translational
degrees of freedom.Total energy of the system     |