Chemistry Which of the following is a secondary pollutant ? PAN SO2 NO CO PAN SO2 NO CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain' is caused due to air - pollution by Nitrous oxide and sulphur dioxide Methane Carbon monoxide Carbon dioxide Nitrous oxide and sulphur dioxide Methane Carbon monoxide Carbon dioxide 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 Methyl red Methylene blue Phenolphthaline Methyl orange Methyl red Methylene blue Phenolphthaline ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following methods is used in determining the number average molar mass of a macromolecule Sedimentation equilibrium Light scattering Viscosity Osmotic pressure Sedimentation equilibrium Light scattering Viscosity Osmotic pressure ANSWER DOWNLOAD EXAMIANS APP
Chemistry The sewage obtained from water closets and urinals is known as Garbage Industrial waste Sullage Sanitary waste Garbage Industrial waste Sullage Sanitary waste ANSWER DOWNLOAD EXAMIANS APP
Chemistry A polymeric substance used to make parachute is Terylene Rayon Cotton Viscose Terylene Rayon Cotton Viscose ANSWER DOWNLOAD EXAMIANS APP