Chemistry The main active constituent of tea and coffee is aspirin caffeine nicotine chlorophyll aspirin caffeine nicotine chlorophyll ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electrochemical cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a : Power transmittor Battery Generator Uninterrupted power supply (UPS) Power transmittor Battery Generator Uninterrupted power supply (UPS) ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Silicon Alcohol Nitrogen Sulphur Silicon Alcohol Nitrogen Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is a polymer of Isopentane Isobutane Chloroprene Isoprene Isopentane Isobutane Chloroprene Isoprene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used in the manufacture of safety matches is Sulphur Magnesium Silicon Phosphorous Sulphur Magnesium Silicon Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalytic converters are generally made from : Carbon Transition metals Hydrogen Alkaline metals Carbon Transition metals Hydrogen Alkaline metals ANSWER DOWNLOAD EXAMIANS APP
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