Unit of molal diffusivity is____________________?

Related Mcqs:

In steam distillation, the _____________________?

A. Temperature is 100°C B. Temperature is more than 100° C C. Product must be immiscible with water D. Temperature is higher than the boiling point of either component...

Polar organic compounds are normally used as separating agents for the azeotropic and extractive distillation. Which of the following is the most important factor to be considered for the choice of the separating agent for extractive distillation ?

A. Cost B. Availability C. Toxicity D. Selectivity...

Pick out the wrong statement?

A. Mass transfer co-efficient does not account for gas-liquid diffusion B. Diffusion co-efficient and mass transfer co-efficient are not same in any mass transfer operation C. Contacting cold vapor-gas mixture with hot liquid exemplifies humidification process D. Contacting cold liquid with warm vapor-gas mixture exemplifies dehumidification process...

Freundlich equation applies to the adsorption of solute from_____________________?

A. Dilute solutions, over a small concentration range B. Gaseous solutions at high pressure C. Concentrated solutions D. None of these...

With the lowering of equilibrium pressure, at a given temperature, the amount of adsorbate on the adsorbent______________________?

A. Increases B. Decreases C. Remain same D. Either A. or B., depends on the system...