Chemical Process __________ of rubber decreases after its vulcanisation. Tackiness Resistance to the action of organic solvent Tensile strength Maximum service temperature Tackiness Resistance to the action of organic solvent Tensile strength Maximum service temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water is due to the presence of calcium & magnesium Bi-carbonates Sulphates & chlorides Carbonate None of these Bi-carbonates Sulphates & chlorides Carbonate None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The major use of butadiene is None of these In the manufacture of synthetic rubber As an anti-skinning agent in paint As a plasticiser for unsaturated polyester None of these In the manufacture of synthetic rubber As an anti-skinning agent in paint As a plasticiser for unsaturated polyester ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ of quicklime produces slaked lime. Dehydration Hydration None of these Hydrogenation Dehydration Hydration None of these Hydrogenation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Low temperature carbonisation of coal takes place at __________ °C. 700 1100 900 300 700 1100 900 300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The yield of tar from high temperature carbonisation of dry coal is about __________ percent. 12 0.3 3 22 12 0.3 3 22 ANSWER DOWNLOAD EXAMIANS APP
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