Chemistry The gas used for filling weather balloons is Helium Nitrogen Hydrogen Air Helium Nitrogen Hydrogen Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as a sowing agent in the preparation of soft drinks? Salicylic acid Boric acid Phosphorus acid Phosphoric acid Salicylic acid Boric acid Phosphorus acid Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea water is saltier than rain water because Rivers wash away salts from earth and pour them into the sea The air around the sea is saltish Sea beds have salt producing mines Sea animals are salt producing Rivers wash away salts from earth and pour them into the sea The air around the sea is saltish Sea beds have salt producing mines Sea animals are salt producing ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the chemical symbol of mercury Mr Hg Mg None of these Mr Hg Mg None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The important ore of aluminium is Fluorspar Cryolite Bauxite Haematite Fluorspar Cryolite Bauxite Haematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The unit of ionic product of water (Kw) is : Mol-1 let-2 Mol2 let-1 Mol2 let-2 Mol-1 let-1 Mol-1 let-2 Mol2 let-1 Mol2 let-2 Mol-1 let-1 ANSWER DOWNLOAD EXAMIANS APP
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