A gas mixture consists of 3 moles of oxygen and 5 moles of argon at te – McqOptions

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1.	A gas mixture consists of 3 moles of oxygen and 5 moles of argon at temperature T. Considering only translational and rotational modes, the total internal energy of the system is
A.	12 RT
B.	15 RT
C.	20 RT
D.	4 RT
Answer» C. 20 RT

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