Chemistry What are the number of moles of CO2 which contains 16 g of oxygen? 0.4 mole 0.2 mole 0.25 mole 0.5 mole 0.4 mole 0.2 mole 0.25 mole 0.5 mole ANSWER DOWNLOAD EXAMIANS APP
Chemistry Physico-chemical characteristics of water in water sources undergo changes due to Aquatic macrophytes Auatic fungi Evapotranspiration Effluents Aquatic macrophytes Auatic fungi Evapotranspiration Effluents ANSWER DOWNLOAD EXAMIANS APP
Chemistry The maximum number of covalent formed by nitrogen is 3 1 2 4 3 1 2 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Methyl orange Methylene blue Methyl red Phenolphthaline Methyl orange Methylene blue Methyl red Phenolphthaline ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Smoke Carbon dioxide Carbon monoxide Sulphur dioxide Smoke Carbon dioxide Carbon monoxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry An element of atomic no. 29 belongs to F-block D-block P-block S-block F-block D-block P-block S-block ANSWER DOWNLOAD EXAMIANS APP