The reflux to a distillation column is 100 moles/hr, when the overhead product rate is 50 moles/hr. The reflux ratio is____________________?

Related Mcqs:

With increase in the liquid flow rate at a fixed gas velocity in a randomly packed counter current gas-liquid absorption column, the gas pressure drop___________________?

A. Decreases B. Remains unchanged C. Increases D. Decreases exponentially...

The difference of wet bulb temperature and adiabatic saturation temperature of unsaturated mixture of any system is___________________?

A. +ve B. -ve C. Zero D. None of these...

If mass diffusivity in a mixture is equal to the thermal diffusivity, then the Lewis number is____________________

A. 0 B. 1 C. 1...

One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult’s law is obeyed, then changing the feed composition would effect ?

A. The product composition but not the fraction vaporised B. The product composition as well as the fraction vaporised C. The fraction vaporised but not the product composition D. Neither the product composition nor the fraction vaporised...

CO2 can be absorbed by____________________?

A. Hot cupric oxide B. Heated charcoal C. Cold Ca(OH)2 D. Alumina...