A gas mixture consists of 2 moles of `O_2 ` and 3 moles of Ar at temperature T. Neglecting all vibrational modes, the total internal energy of the system is

A gas mixture consists of 2 moles of O_2 and 4 moles of Ar at temperature T. Neglecting all vibrational modes, the total internal energy of the system is :

A gas mixture consists of 2 moles of O_(2) and 4 moles of Ar at temperature T.Neglecting all vibrational modes ,the total internal energy of the system is:

A gas mixture consists of 2 moles of oxygen and 4 moles of argon at temperature T. Neglecting all vibrational modes, the total internal energy of the system is

A gas mixture consists of 2 moles of oxygen and 4 moles of argon at temperature T. Neglecting all vibrational modes, the total internal energy of the system is