Chemistry In ice, the number of hydrogen bonds per water molecule is 4 2 1 8 4 2 1 8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The method that cannot be used for removing permanent hardness of water is distillation adding sodium carbonate boiling adding caustic soda distillation adding sodium carbonate boiling adding caustic soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Sodium Chloride Picric acid Glycerine Sodium Benzoate Sodium Chloride Picric acid Glycerine Sodium Benzoate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formic acid is produced by White ants Cockroaches Red ants Mosquitoes White ants Cockroaches Red ants Mosquitoes ANSWER DOWNLOAD EXAMIANS APP
Chemistry One of the constituents of tear gas is Ethanol Ether Ethane Chloropicrin Ethanol Ether Ethane Chloropicrin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The antiparticle of an electron is Alpha particles Proton Beta particles Positron Alpha particles Proton Beta particles Positron ANSWER DOWNLOAD EXAMIANS APP