A mixture of 10% C6H6 vapour in air at 25°C and 750 mm Hg has a dew point of 20°C. Its dew point at 30°C and 700 mm Hg will be around _______________ °C?

Related Mcqs:

Perforated plate towers are unique for solvent extraction because, they provide_____________________?

A. Higher contact area B. Better contact of the phase C. Repeated coalescence & redispersion of the drop phase D. None of these...

Reboiler is considered as one theoretical plate, because_____________________?

A. Of the assumption that vapour and liquid leaving the reboiler are in equilibrium B. Vapour is recycled to the column C. Reboiler itself contains one plate D. None of these...

Calculation of mass transfer co-efficient is mostly/normally done using ______________ theory?

A. Surface renewal B. Film C. Penetration D. None of these...

The wet and ‘dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be ______________ °C ?

A. 25 B. > 25 C. < 25 D. – 25...

Which is not concerned directly with mass transfer ?

A. Schmidt number B. Sherwood number C. Lewis relationship D. Froude number...