Chemistry Aqua regia is a 1 : 3 mixture, by volume, of Conc. nitric acid and conc. sulphuric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid Conc. nitric acid and conc. sulphuric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric bulbs are filled with : Oxygen Argon Carbon dioxide Nitrogen Oxygen Argon Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Nitrogen Helium Sulphur dioxide Carbon dioxide Nitrogen Helium Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Soap is prepared by boiling caustic soda with Glycerine Kerosene oil Fats Alcohol Glycerine Kerosene oil Fats Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid present in red ants is Formic acid Butyric acid Acetic acid Caproic acid Formic acid Butyric acid Acetic acid Caproic acid ANSWER DOWNLOAD EXAMIANS APP
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