Which is a high grade pulp ?
Which is a high grade pulp ?
A. Rag pulp
B. Mechanical pulp
C. Sulphate pulp
D. Sulphite pulp
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Glycerine is recovered from lye by
Question: Glycerine is recovered from lye by
[A].evaporation followed by vacuum distillation. [B].
liquid extraction technique. [C].
extractive distillation technique. [D].
none of these. Answer: Option A
Explanation:
No answer description available for this question.
Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4 + 4H2, is not practised, as it is __________________?
Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4 + 4H2, is not practised, as it is __________________?A. A slow reaction
B. A discontinuous reaction (requiring regeneration of iron by water gas intermittently)
C. Still in development stage (by employing fluidised bed technique)
D. All A , B. and CCommercial production of Vanaspati is done by __________ of edible vegetable oils.
Question: Commercial production of Vanaspati is done by __________ of edible vegetable oils.
[A].hydrogenation [B].
oxidation [C].
hydrolysis [D].
hydrocracking Answer: Option A
Explanation:
No answer description available for this question.
A bio-catalyst produced by living cells which acts independent of the cell is called a/an
Question: A bio-catalyst produced by living cells which acts independent of the cell is called a/an
[A].substrate [B].
enzyme [C].
nutrient [D].
none of these Answer: Option B
Explanation:
No answer description available for this question.
Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine ?
Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine ?A. Na2CO3
B. NaHCO3
C. H2
D. None of theseThe difference between saponification value and acid value is____________________?
The difference between saponification value and acid value is____________________?A. Called ester value
B. Always negative
C. Constant for all fatty oils
D. None of these