Use the Van Der Waals Equation of State to Calculate

Multiple Choice

Use the van der Waals equation of state to calculate the pressure exerted by exactly 1 mol of gaseous ethene, C₂H₂, held at a temperature of 425 K in a vessel of volume 1.25 dm³. The values of the van der Waals parameters for ethene are a = 4.552 atm dm⁶ mol^-2 and b = 5.82  10^-2 dm³ mol^-1.

A) 2.83 MPa
B) 2.67 MPa
C) 2.97 MPa
D) 291 kPa