Chemistry The percentage of nitrogen present in ammonium sulphate is : 0.18 0.25 0.305 0.27 0.18 0.25 0.305 0.27 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Food cans are coated with tin and not with zinc because Zinc is costlier than tin Zinc is more reactive than tin Zinc has a higher melting point than tin Zinc is less reactive than tin Zinc is costlier than tin Zinc is more reactive than tin Zinc has a higher melting point than tin Zinc is less reactive than tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fat of a common mussel-secretes a sticky glue that can be used to make heart implants. The unique chemical compound present in the glue is: Dihydroxy phenyl alanine Phenyl alanine Amino phenyl alanine Hydroxy phenyl alanine Dihydroxy phenyl alanine Phenyl alanine Amino phenyl alanine Hydroxy phenyl alanine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Carbon dioxide Helium Sulphur dioxide Nitrogen Carbon dioxide Helium Sulphur dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry During fermentation of sugar, the compound which is always formed is : Ethyl Alcohol Ethylene Methyl Alcohol Acetic Acid Ethyl Alcohol Ethylene Methyl Alcohol Acetic Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Hypo' commonly used in photography is Silver nitrate Sodium thiosulphate Sodium nitrate Silver iodide Silver nitrate Sodium thiosulphate Sodium nitrate Silver iodide ANSWER DOWNLOAD EXAMIANS APP
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