Question
Physics Question on Heat, internal energy and work
A gas mixture consists of 2 moles of O2 and 4 moles of Ar at temperature T. Neglecting all vibrational modes, the total internal energy of the system is
A
4 RT
B
15 RT
C
9 RT
D
11 RT
Answer
11 RT
Explanation
Solution
The correct option is (D): 11 RT.