Related Questions

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
For separating small pieces of metal from engine oil of a car, the best separating technique is the
A Chromatography
B Evaporation
C Filtration
D Fractional distillation
Those substances which have so far not been resolved by any means into other substances of simpler form are called
A Atoms
B Compounds
C Elements
D Molecules
Dialysis করা প্রয়োজন হয় কোন রোগে?
A Respiratory failure
B Hepatic failure
C Cardic failure
D Renal failure
Dialysis is used to perform the function of
A Lung
B Heart
C Liver
D Kidney
The most common process of separating the many compounds present in crude petroleum is by-
A Distillation
B Synthesis
C Fermentation
D Galvanization
Tabling process used for separating two materials of different densities by passing the dilute pulp over a table/deck, which is inclined from the horizontal surface at an angle of about
A 1 to 2°
B 2 to 5°
C 5 to 10°
D 10 to 15°
Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the
A Elimination of solvent drying facility
B Higher nitration temperature
C Lower solvent dilution ratio
D All of the above
The waterway separating India and Sri Lanka is -----
A Strait of Gibralter
B Suez Canal
C Palk Strait
D St. Georges Channel
A discerning publishing agent can _____ promising material from a mass of submission, separating the good from the bad.
A Supplant
B dramatize
C finagle
D winnow

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