Write the units of van der Waals' constant 'a' and 'b'.

The ratio of units of van der Waals constants a and b is

Which of the following represence the units of van der Waal constant a ?

For three different gases, value of van der waals' constant 'a' and 'b' are given. What is the correct orde of liquefaction of gases?

One way of writing the equation of state for real gases is PV = RT [1+R/V+…] ? Where B is constant. Derive an approximate expression for B in terms of the van der Waals constant a and b.

Units of van der Waal's constants 'a' and 'b' are respectively

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

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

One way of writing the equation of state for real gases is PV=RT[1+(B)/(V)+….] where B is a constant. Derive an approximate expression for B in terms of the van der Waals constants a and b .

Which of the following expressions represents the value and unit of van der Waals constant a?

Which of the following gas will have highest value of van der Waal's constant 'a' ?