Chemistry Dry powder fire extinguishers contain Sand and sodium carbonate Sand and potassium carbonate Sand Sand and sodium bicarbonate Sand and sodium carbonate Sand and potassium carbonate Sand Sand and sodium bicarbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsion is a colloidal solution of Solid in liquid Liquid in liquid Solid in Solid Gas in solid Solid in liquid Liquid in liquid Solid in Solid Gas in solid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Amino acids Ammonia Nitrogenase Nitrates Amino acids Ammonia Nitrogenase Nitrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as promoter for iron in Haber's process Mo Mn W Mg Mo Mn W Mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry A colloidal system in which a liquid is dispersed in a liquid is called Precipitate Emulsion Gel Sol Precipitate Emulsion Gel Sol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: Cu(NO3)2 CuSO4 CuO CuCO3 Cu(OH)2 Cu(NO3)2 CuSO4 CuO CuCO3 Cu(OH)2 ANSWER DOWNLOAD EXAMIANS APP