Q161
Open questionFermentator temperature during production of alcohol from molasses is around __________ °C.
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Q162
Open questionVinyl chloride (CH2 = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of
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Q163
Open question__________ process is used for the commercial production of nitric acid by the catalytic oxidation of ammonia.
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Q164
Open questionPhosphate rock is a raw material for the manufacture of
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Q165
Open questionCarbon tetrachloride (CCl4) is the starting raw material for the manufacture of
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Q166
Open questionSalt is the basic raw material for the manufacture of
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Q167
Open questionFatty material used in soap making is
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Q168
Open questionLubricating greases are a mixture of
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Q169
Open questionHydrogenation of edible vegetable oils
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Q170
Open questionRancidity of the fatty oil can be reduced by its
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Q171
Open questionThe main product of high temperature carbonisation of coal is
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Q172
Open questionBakelite is
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Q173
Open questionPresence of H2S in raw water (to be chlorinated) results in the
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Q174
Open questionPlatinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be poisoned by the presence of
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Q175
Open questionThe temperature in the calcium carbide furnace is __________ °C.
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Q176
Open questionBio-degradable detergents
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Q177
Open questionBitterns is a/an
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Q178
Open questionWhich is the most suitable dye for synthetic fibres?
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Q179
Open questionBlue vitriol is chemically
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Q180
Open questionPresence of carbonaceous matter in the sewage
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