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A system with 0.15 moles of Argon gas (Ar) has a total thermal energy of 5.4-kJ...

A system with 0.15 moles of Argon gas (Ar) has a total thermal energy of 5.4-kJ and a volume of 0.3m3. What is the temperature and pressure of the gas?

P=12-kPa

T=2900-K

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