Question : What are the soaps?
A. Esters of heavy fatty acids
B. Sodium or potassium salts of heavier fatty acids
C. Mixture of glycerol and alcohols
D. Salts of silicates
Question Listed : Sodium, Potassium, Salts, Fatty Acid, Synthetic Material,
Question : Which one of the following elements is used in the manufacture of fertilizers?
A. Aluminium
B. Potassium
C. Lead
D. Flourine
Question Listed : Potassium, Chemical,