Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Nitrogen Neon Argon Helium Nitrogen Neon Argon Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of total hardness in drinking water is 100 200 500 50 100 200 500 50 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atmospheric gas that is mainly responsible for Green House effect : Oxygen Carbondioxide Nitrogen Ozone Oxygen Carbondioxide Nitrogen Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Hydrogen Carbon monoxide Methane Air Hydrogen Carbon monoxide Methane Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the correct sequence of countries in terms of maximum carbon dioxide emission? USA, India, China, European Union China, India, European Union, USA European Union, China, USA, India China, USA, European Union, India USA, India, China, European Union China, India, European Union, USA European Union, China, USA, India China, USA, European Union, India ANSWER DOWNLOAD EXAMIANS APP
Chemistry Asbestos is formed of : Calcium and Zinc Lead and Iron Calcium and Magnesium Copper, Zinc and Manganese Calcium and Zinc Lead and Iron Calcium and Magnesium Copper, Zinc and Manganese ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS