Chemical Process The yield of tar from high temperature carbonisation of dry coal is about __________ percent. 0.3 3 22 12 0.3 3 22 12 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ are added in lacquers to remove film brittleness and to improve adhereness. Diluents Plasticisers Film forming materials Solvents Diluents Plasticisers Film forming materials Solvents ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical name of aspirin (an analgesic drug) is Acetylsalicylic acid Methyl salicylate Calcium acetate Nictonic acid Acetylsalicylic acid Methyl salicylate Calcium acetate Nictonic acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant Has a longer life and is not poisoned by arsenic All of these Gives higher conversion efficiency Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant Has a longer life and is not poisoned by arsenic All of these Gives higher conversion efficiency ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Polymethyl methacrylate (PMMA) is known as Perspex Teflon Bakelite Nylon-6 Perspex Teflon Bakelite Nylon-6 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Liquefaction of gases can not be done by Adiabatic expansion through a throttle valve (Joule-Thomson expansion) Adiabatic expansion against a piston or in a turbine Merely compressing it beyond critical pressure Exchange of heat with colder stream Adiabatic expansion through a throttle valve (Joule-Thomson expansion) Adiabatic expansion against a piston or in a turbine Merely compressing it beyond critical pressure Exchange of heat with colder stream ANSWER DOWNLOAD EXAMIANS APP
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