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A sealed 91-me tank is filled with 9000 moles of oxygen gas (O2 ) at an initial temperature of 270 K. The gas is heated

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A sealed 91-me tank is filled with 9000 moles of oxygen gas (O2 ) at an initial temperature of 270 K. The gas is heated to a final temperature of 420 K. The ATOMIC mass of oxygen is 16.0 g/mol, and the ideal gas constant is R = 8.314 J/mol . K = 0.0821 L - atm/mol . K. The final pressure of the gas is closest to O 220 kPa. O 5500 kPa O 120 kPa. O 3.4 kPa. O 350 kPa

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