Chemistry Sea water is saltier than rain water because Rivers wash away salts from earth and pour them into the sea Sea animals are salt producing Sea beds have salt producing mines The air around the sea is saltish Rivers wash away salts from earth and pour them into the sea Sea animals are salt producing Sea beds have salt producing mines The air around the sea is saltish ANSWER DOWNLOAD EXAMIANS APP
Chemistry The buffer action of blood is due to the presence of HCI and NaCI CI– and [HCO3]– [HCO3]– and H2CO3 CI– and [CO3]2– HCI and NaCI CI– and [HCO3]– [HCO3]– and H2CO3 CI– and [CO3]2– ANSWER DOWNLOAD EXAMIANS APP
Chemistry The weight of 6.023 × 1022 atoms of carbon is 0.12 gms 12 gms 1.2 gms 120 gms 0.12 gms 12 gms 1.2 gms 120 gms ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pair of compounds used as anaesthetic in medicines : Ether, Ammonia Nitrous oxide, Chloroform Chloroform, Nitrogen dioxide Nitrogen dioxide, ether Ether, Ammonia Nitrous oxide, Chloroform Chloroform, Nitrogen dioxide Nitrogen dioxide, ether ANSWER DOWNLOAD EXAMIANS APP
Chemistry The monomer of polythene is vinyl chloride ethylene ethyl alcohol None of these vinyl chloride ethylene ethyl alcohol None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isotones Isomers Isotopes Isobars Isotones Isomers Isotopes Isobars ANSWER DOWNLOAD EXAMIANS APP
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