Chemistry Which of the following can be found as pollutants in the drinking water in some parts of India? Select the correct answer using the code given below.(A) Arsenic (B) Sorbitol (C) Fluoride (D) Formaldehyde (E) Uranium A and C A, B, C, D and E A, C and E B, D and E A and C A, B, C, D and E A, C and E B, D and E ANSWER DOWNLOAD EXAMIANS APP
Chemistry When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to SO2 SO3 NO2 N2O SO2 SO3 NO2 N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Scum Sludge Sewage Sewer Scum Sludge Sewage Sewer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat value of combustion of Gasoline is 39400 kJ/kg 14600 kJ/kg 12600 kJ/kg 47000 kJ/kg 39400 kJ/kg 14600 kJ/kg 12600 kJ/kg 47000 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas causing acid rain in an industrial area is Methane Carbon dioxide Carbon monoxide Sulphur dioxide Methane Carbon dioxide Carbon monoxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is least likely to be found in commercial fertilisers? Potassium Silicon Phosphorous Nitrogen Potassium Silicon Phosphorous Nitrogen ANSWER DOWNLOAD EXAMIANS APP