Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Sewage Sewer Sludge Scum Sewage Sewer Sludge Scum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat energy produced when the human body metabolises 1 gram of fat is 30 KJ 1 KJ 29 KJ 39 KJ 30 KJ 1 KJ 29 KJ 39 KJ ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used bleaching agent is sodium chlorine alcohol chlorine carbon dioxide sodium chlorine alcohol chlorine carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the chemical name for ‘Baking Soda’ ? Sodium carbonate Sodium nitrite Sodium bicarbonate Sodium nitrate Sodium carbonate Sodium nitrite Sodium bicarbonate Sodium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that is used in the manufacture of vanaspati ghee is : Oxygen Hydrogen Nitrogen Carbon dioxide Oxygen Hydrogen Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Ion exchange process Chlorination Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Ion exchange process Chlorination ANSWER DOWNLOAD EXAMIANS APP