Q481
Open questionDry ice (solidified CO2) is used for the
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Q482
Open questionWhich one of the following is not an elastomer?
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Q483
Open questionUnsaturated oils compared to saturated oils have
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Q484
Open questionSuperior quality laboratory apparatus is made of the __________ glass having low thermal co-efficient of expansion & high chemical resistance.
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Q485
Open questionDDT should not be allowed to come in contact with iron (during its manufacture) to
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Q486
Open question__________ iron is the purest form of iron.
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Q487
Open questionLiquefaction of gases can not be done by
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Q488
Open questionFunction of thinner in a paint is to
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Q489
Open question__________ process is used for the manufacture of sodium carbonate by ammonia soda process.
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Q490
Open question__________ acid is the main constituent of cotton seed oil.
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Q491
Open questionWhich one of the following is not likely to be a constituent of vegetable oils?
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Q492
Open questionMain constituents of cotton fiber is
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Q493
Open questionMajor component of flint glass is
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Q494
Open questionWhich of the following is the main constituent of the mother liquor produced in salt industry?
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Q495
Open questionProcess conditions in fermentator used for production of penicillin is
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Q496
Open questionOrdinary glass is not a/an
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Q497
Open questionAbsorption of SO3 in 97% H2SO4 is
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Q498
Open questionThe most reactive allotropic form of phosphorus is __________ phosphorus.
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Q499
Open questionPhosphoric acid is prepared from
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Q500
Open questionHydrogen gas is not produced commercially (for nitrogeneous fertiliser manufacture) by
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