A Sealed 89- Tank Is Filled with 6000 Moles

question 34

Multiple Choice

A sealed 89- tank is filled with 6000 moles of oxygen gas (O₂) at an initial temperature of 270 K. The gas is heated to a final temperature of 350 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 initial pressure of the gas is closest to

• A) 0.15 MPa.
• B) 0.17 MPa.
• C) 0.19 MPa.
• D) 0.13 MPa.
• E) 0.11 MPa.

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