A Sealed 26- Tank Is Filled with 2000 Moles

Multiple Choice

A sealed 26- tank is filled with 2000 moles of oxygen gas (O₂) at an initial temperature of 270 K.The gas is heated to a final temperature of 460 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

A) 0.29 MPa.
B) 0.31 MPa.
C) 0.33 MPa.
D) 0.34 MPa.
E) 0.36 MPa.