Chemistry Piped Natural Gas (PNG) is used for Welding Cooking Mining Anaesthesia Welding Cooking Mining Anaesthesia ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/6 1/8 1/4 1/3 1/6 1/8 1/4 1/3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen is an essential constituent of all : Proteins Carbohydrates Vitamins Fats Proteins Carbohydrates Vitamins Fats ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Iron Bauxite Manganese Copper Iron Bauxite Manganese Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is not a green house gas ? CO2 N2O CH4 Chlorofluorocarbons CO2 N2O CH4 Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as filler in tyre of rubber ? Coke Carbon black Graphite Coal Coke Carbon black Graphite Coal ANSWER DOWNLOAD EXAMIANS APP