A container having a volume of 1.0 m3 holds 5.0 moles of helium gas at 50°C. If the helium behaves like an ideal gas, the total energy of the system is
A. 2.0 × 104 J.
B. 2.5 × 104 J.
C. 1.7 × 103 J.
D. 1.5 × 103 J.
E. 4.0 × 104 J.
Answer: A
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Fill in the blank(s) with correct word