Chemistry Lead pencil contains Graphite Lead Ferrous sulphide Lead sulphide Graphite Lead Ferrous sulphide Lead sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The buffer action of blood is due to the presence of CI– and [HCO3]– HCI and NaCI CI– and [CO3]2– [HCO3]– and H2CO3 CI– and [HCO3]– HCI and NaCI CI– and [CO3]2– [HCO3]– and H2CO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called Smog Eutrophication Green house effect None of these Smog Eutrophication Green house effect None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particle having no mass and no charge, but only spin is Electron Neutrino Proton Meson Electron Neutrino Proton Meson ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bone ash contains Phosphoric sulphate Calcium phosphate Calcium sulphate Calcium hypophosphate Phosphoric sulphate Calcium phosphate Calcium sulphate Calcium hypophosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Detergents give lather even with hard water Detergents are soluble in water Detergents could not give much lather Soaps give lather with only soft water Detergents give lather even with hard water Detergents are soluble in water Detergents could not give much lather Soaps give lather with only soft water ANSWER DOWNLOAD EXAMIANS APP