Chemistry Forth floatation process to concentrate the minerals is applicable to Calamine Haematite Chalcopyrites Bauxite Calamine Haematite Chalcopyrites Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The two metal ions that cause hardness to water are: Sodium, Magnesium Sodium, Calcium Sodium, Potassium Calcium, Magnesium Sodium, Magnesium Sodium, Calcium Sodium, Potassium Calcium, Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsion is a colloid of a Gas in a liquid Liquid in a liquid Gas in a solid Liquid in a gas Gas in a liquid Liquid in a liquid Gas in a solid Liquid in a gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who first published the periodic table Julius Lothar Meyer John Dalton Dmitri Mendeleev Henry Moseley Julius Lothar Meyer John Dalton Dmitri Mendeleev Henry Moseley ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to recover copper from a solution of copper sulphate is Na Hg Fe Ag Na Hg Fe Ag ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is a sublime substance? Table salt Sugar Iodine Potassium Iodide Table salt Sugar Iodine Potassium Iodide ANSWER DOWNLOAD EXAMIANS APP