Chemistry What is the mass percentage of oxygen in carbon dioxide (CO2) 0.305 0.658 0.727 0.509 0.305 0.658 0.727 0.509 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Plastic is a type of Polyester None of these Polymer Acrylic Polyester None of these Polymer Acrylic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is a carbohydrate ? Nylon Cane-sugar Turpentine Hydrogen peroxide Nylon Cane-sugar Turpentine Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Sodium Benzoate Sodium Chloride Glycerine Picric acid Sodium Benzoate Sodium Chloride Glycerine Picric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone saves the biosphere by absorbing high energy radiations called ________ . Ultraviolet rays (UV) Infra-red (IR) X–rays Gamma rays Ultraviolet rays (UV) Infra-red (IR) X–rays Gamma rays ANSWER DOWNLOAD EXAMIANS APP