4172Chemical EngineeringMedium
Percentage of glycerine present in the spent lye obtained during soap manufacture is about________?
A35
B0.5
C5
D20
Correct answer
C. 5
Explanation
The correct answer is 5.
Correct answer
C. 5
Explanation
The correct answer is 5.
Rayon is a ________ fibre?
1 kg of a saturated aqueous solution of a highly soluble component A at 60°C is cooled to 25°C. The solubility limits of A are (0.6 kgA/kg water) at 60°C and (0.2 kgA/kg water) at 25°C. The amount in kg of the crystals formed is________?
Molecular weights of polymers are in the range of________?
Metalloid is________?
Reaction of dimethyl terephthalate (DMT) and ethylene glycol produces________?
The most commonly used chemical coagulant in water treatment is________?