Which of the following processes occur during fractional ...
Which of the following processes occur during fractional distillation of petroleum?
Condensation and diffusion
Diffusion and evaporation
Diffusion and sublimation
Evaporation and condensation
Correct answer is D
Fractional distillation is a series of processes of evaporation and condensation at a number of points in a vertical column.
The high reactivity of fluorine is due to ...
Which group does calcium belong to in the periodic table? ...
A few drop of conc HCL are added to about 10cm3 of a solution of PH 3.4. The PH of the resultin...
The following glasswares are used to measure the volume of liquids EXCEPT ...
Naphthalene when heated melts at 354 K (81 oC). At this temperature the molecules of naphthalene...