Which of the following expression holds good for Freundlich adsorption isotherm.
1
\(\frac{\mathrm{x}}{\mathrm{~m}}=\mathrm{kp} ^{\frac{1}{n}}\)
2
\(\frac{x}{m}=k^{\frac{1}{n}} p^{\frac{1}{n}}\)
3
\(\frac{\mathrm{x}}{\mathrm{~m}}=\mathrm{kp}^{2}\)
4
\(\frac{\mathrm{x}}{\mathrm{~m}}=\left(\frac{\mathrm{k}}{\mathrm{p}}\right)^{\frac{1}{n}}\)