Calculate the solubility in $\mathrm{mol} \mathrm{dm}^{-3}$ of sparingly soluble salt BA if its solubility product $4.9 \times 10^{-13}$ at same temperature.

Which of the following equations gives combined relationship of Boyle's law and Charle's law?

What is the value of slope in Freundlich adsorption isotherm $\log \frac{\mathrm{x}}{\mathrm{m}}$ against $\log \mathrm{C}$ ?

What is the total number of electrons present in bonding orbitals of $\mathrm{O}_2$ molecule according to molecular orbital theory?