Question

The value of critical temperature in terms of van der Waals' constants $a$ and $b$ is given by

• A. $T_{C}=\frac{8 a}{27 R b}$
• B. $T_{C}=\frac{27 a}{8 R b}$
• C. $T_{C}=\frac{a}{2 R b}$
• D. $T_{C}=\frac{a}{27 R b}$

Answer 1

Answer: (A)

Critical temperature is given as :
$T_{C}=\frac{8 a}{27 R_{b}}$