Chemical Process Alcohol content in freshly prepared natural and fortified wine may be respectively around __________ percent. 10 - 20 and 40 - 50 7-14 and 40-50 7-14 and 14-30 14 - 30 and 40-50 10 - 20 and 40 - 50 7-14 and 40-50 7-14 and 14-30 14 - 30 and 40-50 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Styrene (a monomer for the production of polystyrene) is commercially produced by Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Reacting ethylene oxide with acetal-dehyde Catalytic dehydrogenation of ethyl benzene Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Reacting ethylene oxide with acetal-dehyde Catalytic dehydrogenation of ethyl benzene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The compressive strength of cement should not be less than about 110Kg/cm² after three days & not less than 170Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm. 8500 1600 800 4000 8500 1600 800 4000 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fermentation is adversely affected by the Presence of ammonium salts Absence of air High concentration Presence of air Presence of ammonium salts Absence of air High concentration Presence of air ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bromine is used in the preparation of Fire proofing agents Fire extinguishing compounds All of these Dyes and antiknock compounds Fire proofing agents Fire extinguishing compounds All of these Dyes and antiknock compounds ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is an ore concentrating metallurgical process involving a chemical change. Froth floatation Roasting None of these Electromagnetic separation Froth floatation Roasting None of these Electromagnetic separation ANSWER DOWNLOAD EXAMIANS APP