Chemistry For extinguishing fire, we use Marsh gas Hydrogen Carbon Dioxide Carbon Monoxide Marsh gas Hydrogen Carbon Dioxide Carbon Monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer is present in Exosphere Troposphere Stratosphere Ionosphere Exosphere Troposphere Stratosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry Except mercury which is the other metal that is liquid at standard conditions for temperature and pressure Bromine Magnesium Lead Barium Bromine Magnesium Lead Barium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to recover copper from a solution of copper sulphate is Na Ag Fe Hg Na Ag Fe Hg ANSWER DOWNLOAD EXAMIANS APP
Chemistry The increasing abundance of green house gases in atmosphere has led to the following effect except Global warming Carbon dioxide ferilization effect Depletion of ozone layer in the stratosphere Oxygen fertilization effect Global warming Carbon dioxide ferilization effect Depletion of ozone layer in the stratosphere Oxygen fertilization effect ANSWER DOWNLOAD EXAMIANS APP
Chemistry Charcoal is used in water treatment as a/an Coagulant Absorbent Adsorbent Solvent Coagulant Absorbent Adsorbent Solvent ANSWER DOWNLOAD EXAMIANS APP