Chemistry The presence of Cobalt in Vitamin B12 was established for the first time by Sodium Nitroprusside test Borax-Bead test Spectroscopy Hydrolysis test Sodium Nitroprusside test Borax-Bead test Spectroscopy Hydrolysis test ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main active constituent of tea and coffee is aspirin chlorophyll caffeine nicotine aspirin chlorophyll caffeine nicotine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Liquid Nitrogen boils at 54 kelvin 82 Kelvin 77 kelvin 97 Kelvin 54 kelvin 82 Kelvin 77 kelvin 97 Kelvin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as a sowing agent in the preparation of soft drinks? Salicylic acid Phosphorus acid Phosphoric acid Boric acid Salicylic acid Phosphorus acid Phosphoric acid Boric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical formula of washing soda is NaHCO3 Ca(OH)2 Na2CO3.10H2O Na2SO4.10H2O NaHCO3 Ca(OH)2 Na2CO3.10H2O Na2SO4.10H2O ANSWER DOWNLOAD EXAMIANS APP
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