Glycerol boils at $290\,^oC$ with slight decomposition. Impure glycerin can be purified by:

Which purification method is used to separate liquids that have a sufficient difference in their boiling points?

$p-$nitrophenol and $o-$nitrophenol are separated by

Using the provided information in the following paper chromatogram,calculate the $R_{f}$ value of $A$ .......... $\times 10^{-1}$.

If a liquid compound decomposes at its boiling point,which method$(s)$ can you choose for its purification? It is known that the compound is stable at low pressure,steam volatile,and insoluble in water.

The organic compound which can be purified by steam distillation is