Chemistry Magnetite is FeCO3 Fe2O3 Fe3O4 2Fe2O3. 3H2O FeCO3 Fe2O3 Fe3O4 2Fe2O3. 3H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry A polymeric substance used to make parachute is Rayon Cotton Terylene Viscose Rayon Cotton Terylene Viscose ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sweat contains water and ________ Lactic acid Vinegar Citric acid Salt Lactic acid Vinegar Citric acid Salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a greenhouse gas ? Hydrogen Chlorofluorocarbon Nitric oxide Carbon dioxide Hydrogen Chlorofluorocarbon Nitric oxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry 24 carat of diamond is equal to 200 g 95% mg 200 mg 91% gold 200 g 95% mg 200 mg 91% gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atmospheric gas that is mainly responsible for Green House effect : Carbondioxide Oxygen Ozone Nitrogen Carbondioxide Oxygen Ozone Nitrogen ANSWER DOWNLOAD EXAMIANS APP