Chemistry Nylon is made up of : Polypropylene Polyester Polyethylene Polyamide Polypropylene Polyester Polyethylene Polyamide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The alkaloid naturally found in coffee, cocoa and cola nut is Tannin Caffeine Cocaine Morphine Tannin Caffeine Cocaine Morphine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Sulphur dioxide Carbon dioxide Chloro fluoro carbon Ethane Sulphur dioxide Carbon dioxide Chloro fluoro carbon Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The weight of 6.023 × 1022 atoms of carbon is 120 gms 1.2 gms 0.12 gms 12 gms 120 gms 1.2 gms 0.12 gms 12 gms ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main constituent of biogas is Acetic acid Methane Methyl alcohol Oxygen Acetic acid Methane Methyl alcohol Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Trinitrotoluene is Used as an abrasive Used to fuse two metals Used to melt metals Used as an explosive Used as an abrasive Used to fuse two metals Used to melt metals Used as an explosive ANSWER DOWNLOAD EXAMIANS APP