Chemistry Which one of the following statement is correct ?Ozone is found in the earth's atmosphere mostly between 20 and 50 km 50 and 100 km 10 and 20 km 5 and 10 km 20 and 50 km 50 and 100 km 10 and 20 km 5 and 10 km ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of copper in drinking water in mg/L is 0.01 1 2 0.05 0.01 1 2 0.05 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silica gel is a Flavouring agent Drying agent Moisturizer Delicious food Flavouring agent Drying agent Moisturizer Delicious food ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of Ozone layer is mainly due to Volcanic eruptions Radioactive rays Aviation fuels Chlorofluorocarbons Volcanic eruptions Radioactive rays Aviation fuels Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching powder is prepared by passing : Oxygen over slaked lime Chlorine over slaked lime Chlorine over quick lirne Carbon dioxide over slaked lime Oxygen over slaked lime Chlorine over slaked lime Chlorine over quick lirne Carbon dioxide over slaked lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main use of salt in the diet is to increase the solubility of food particles in water make the taste of food better produce in small amounts the hydrochloric acid required for the digestion of food ease the process of cooking increase the solubility of food particles in water make the taste of food better produce in small amounts the hydrochloric acid required for the digestion of food ease the process of cooking ANSWER DOWNLOAD EXAMIANS APP