Laboratory Exercises in Applied Chemistry for Students in Technical Schools and UniversitiesConstable & Company, Limited, 1921 - 236 trang |
Thuật ngữ và cụm từ thông dụng
absorbed acetic added alcohol alkali ammonia ammonium amount analysis apparatus barium barium chloride beaker bicarbonate boiling burette c.c. of concentrated c.c. of water calcium calculated carbon dioxide carbon monoxide caustic soda cent chloric acid chloride colour combustion concentrated hydrochloric acid concentrated sulphuric acid containing converted cooling crucible decomposed Determination diluted dissolved distilled employed equation evaporated excess extracted fats fatty acids ferrous filtrate furnace gases glycerin heated hence hydrochloric acid hydrogen sulphide hydroxide ignited insoluble iodine iron lime liquid litre magnesium manganese manganous metal method minutes mixed mixture neutral nitric acid nitrogen obtained oxide oxygen passed percentage permanganate phenolphthaleïn phosphate phosphorus pipette platinum potassium precipitate present produced pure pyrites reaction reduced residue resin salt sample saponification value shaken silica slag small quantity soap sodium carbonate soluble solution specific gravity substances sulphate sulphuric acid temperature tion titrated tube volume washed weighed zinc