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Chemical Process

Chemical Process
Sugar content in sugarcane on cane basis is about __________ percent by weight.

5 to 10
15 to 20
20 to 30
1 to 5

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Chemical Process
Which of the following is the main constituent of the mother liquor produced in salt industry?

Glauber's salt
Quick lime
Salt petre
Bromine

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Chemical Process
Washing of coal is done to

Remove the adhering impurities
Both B and C
Remove the inherent impurities
Reduce the ash content

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Chemical Process
At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the concentration of reactants.

Proportional to the square of
Independent of
Directly proportional to
Inversely proportional to

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Chemical Process
Bromine content in sea water may be around __________ ppm.

2500
1875
640
70

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Chemical Process
Phthalic anhydride is produced by the oxidation of

Benzene
Aniline
Naphthalene
Toluene

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