$A$ solid acts as an adsorbent because it has

Which of the following statements is incorrect?

Which of the following characteristics is not correct for physical adsorption?

In an adsorption experiment,a graph between $\log (x/m)$ versus $\log P$ was found to be linear with a slope of $45^\circ$. The intercept on $\log (x/m)$ axis was found to be $0.3010$. The amount of gas adsorbed per gram of charcoal under a pressure of $0.5 \ atm$ is (in $g$)

If $x$ is the amount of adsorbate and $m$ is the amount of adsorbent,which of the following relations is not related to the adsorption process?

In Freundlich adsorption isotherm,the value of $1/n$ is