Mass Transfer
Absorption accompanied with chemical reaction is exemplified by the absorption of

All of these
Ammonia in water
Benzol present in coke oven gas by wash oil
SO₂ in alkaline solution

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Pick out the wrong statement pertaining to leaching.

Fine solids can not be leached in a Pachuka tank
Very high temperature is not needed for the leaching of sugar beet
Vegetable seeds can be leached in either of Bollman extractor, Rotocel or Kennedy extractor
Door classifier can be used for leaching of coarse solids

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Use of raschig rings in place of crushed stones as packing in packed beds (other things being same)

Increases pressure drop, increases surface area
Increases pressure drop, decreases surface area
Decreases pressure drop, decreases surface area
Decreases pressure drop, increases surface area

ANSWER DOWNLOAD EXAMIANS APP