Chemistry What are the number of moles of CO2 which contains 16 g of oxygen? 0.2 mole 0.25 mole 0.4 mole 0.5 mole 0.2 mole 0.25 mole 0.4 mole 0.5 mole ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chile saltpeter is the common name of: Sodium nitrite Sodium nitrate Potassium nitrite Potassium nitrate Sodium nitrite Sodium nitrate Potassium nitrite Potassium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms having the same number of protons but different number of neutrons are called : Anions Isotopes Cations Higgs-boson Anions Isotopes Cations Higgs-boson ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Conc. HNO3 and conc. HCl Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isobars Isotopes Isomers Isotones Isobars Isotopes Isomers Isotones ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of ‘Common salt’ is Calcium chloride Ammonium chloride Sodium nitrate Sodium chloride Calcium chloride Ammonium chloride Sodium nitrate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP