For the Freundlich adsorption isotherm,a graph of $\log \frac{x}{m}$ is plotted against $\log P$. The slope of the line and its $y$-axis intercept,respectively,correspond to:

Which of the following statements is incorrect?

The number of incorrect statement/s from the following is/are:
$A.$ Water vapours are adsorbed by anhydrous calcium chloride.
$B.$ There is a decrease in surface energy during adsorption.
$C.$ As the adsorption proceeds,$\Delta H$ becomes more and more negative.
$D.$ Adsorption is accompanied by decrease in entropy of the system.

Which of the following is $NOT$ a characteristic of chemisorption?

Which one of the following statements is not correct?

Which one of the following graphs represents the Freundlich adsorption isotherm?