Which relationship does hold good for van der Waals' gas under all conditions where all terms have their usual meaning?

Which relationship does hold good for van der Waals' gas under all con

1.	Which relationship does hold good for van der Waals' gas under all conditions where all terms have their usual meaning?
Answer» `PV=NRT` `(P+(a)/(N^(2)V^(2)))(V-nb)=nRT` `(P+(a)/(V_(m)^(2)))(V_(m)-B)=RT` `(P+(a^(2)n)/(V^(2)))(V-nb)=nRT` ANSWER :c