試題詳解

14. Which of the following statements about the van der Waals equation is incorrect?
(P+■)(V-□)=nRT
(A) The van der Waals equation describes the behavior of real gases.
(B) ■ =n²a/V² and is used to compensate for the attraction force bctwecn gas molecules.
(C) □= nb and is used to correct the volume of real gases.
(D) ■is negative for most gases.
(E)□  is positive for most gases.