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Chemical Process

Chemical Process
__________ acid is an unsaturated fatty acid.

Palmitic
Oleic
Stearic
Oxalic

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Chemical Process
Air used in aerobic fermentation must be sterilized, otherwise the

Recovery of product will be difficult
Uniformity of product cannot be achieved
Contamination of pure culture would result
None of these

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Chemical Process
Portland cement consists mainly of

SiO₂ & Al2O₃
CaO & SiO₂
CaO & FE₂O₃
CaO & Al2O₃

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Chemical Process
Temperature during hydrogenation of oil should not be more than 200°C, otherwise it will result in

Sintering of porous catalyst
Hydrogen embrittlement
All of these
Pyrolysis of oil

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Chemical Process
SO₂ is bubbled through hot sugar cane juice to

Increase the amount of molasses
Increase the crystal size
Increase its concentration
Act as an acidifying agent

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Chemical Process
A mineral is termed as 'ore', if

A metal can be economically extracted from it
It contains ≥ 40% metal
All of these
The metal present in it is costly

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