Chemistry The nuclear particles which are assumed to hold the nucleons together are electrons positrons neutrons mesons electrons positrons neutrons mesons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of nitrogen present in ammonium sulphate is : 0.18 0.25 0.27 0.305 0.18 0.25 0.27 0.305 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which halide is used in making sensitive emulsion on photograhic film? Silver chloride Sodium chloride Silver bromide Silver iodide Silver chloride Sodium chloride Silver bromide Silver iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural source of hydro-carbon is Carbohydrates Coal Biomass Crude oil Carbohydrates Coal Biomass Crude oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main source of lead pollution is from Tobacco Leaded gasoline Sewage Insecticides Tobacco Leaded gasoline Sewage Insecticides ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical composition of cement is Limestone and Clay Clay and Gypsum Limestone, Clay and Gypsum Limestone and Gypsum Limestone and Clay Clay and Gypsum Limestone, Clay and Gypsum Limestone and Gypsum ANSWER DOWNLOAD EXAMIANS APP