Chemistry The basic chemical building block of natural rubber obtained from trees is Vinyl Chloride Acetylene Isoprene Neoprene Vinyl Chloride Acetylene Isoprene Neoprene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Argon Nitrogen Neon Helium Argon Nitrogen Neon Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Concentration of a material which is lethal to 50% animal is called LC50 LD50 ADI NOAEL LC50 LD50 ADI NOAEL ANSWER DOWNLOAD EXAMIANS APP
Chemistry Philosopher’s Wool is Zinc oxide Zinc carbonate Zinc blende Zinc sulphate Zinc oxide Zinc carbonate Zinc blende Zinc sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Soap is prepared by boiling caustic soda with Fats Kerosene oil Alcohol Glycerine Fats Kerosene oil Alcohol Glycerine ANSWER DOWNLOAD EXAMIANS APP
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