Laboratory Exercises in Applied Chemistry for Students in Technical Schools and Universities |
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Nội dung
GENERAL PART | 1 |
SPECIAL PART | 15 |
DRINKINGWATER AND WATER FOR INDUSTRIAL PUR | 26 |
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Thuật ngữ và cụm từ thông dụng
absorbed according added addition alcohol alkali allowed ammonia ammonium amount analysis apparatus boiling calcium calculated carbon dioxide caustic soda cent chloride coal colour completely concentrated condition consists containing converted cooling corresponds crucible Determination diluted dissolved distilled drop employed equation evaporated excess extracted fats fatty acids ferrous filtered flask furnace gases graduated hardness heated hence hydrochloric acid hydrogen hydroxide important indicator iodine iron latter lead lime liquid litre manganese mark material means metal method minutes mixed mixture neutral nitric acid nitrogen normal obtained oxide oxygen passed percentage phosphate phosphorus pipette potash potassium precipitate prepared present produced pure quantity reaction reduced remains removed residue result salt sample separated soap sodium solution substances sulphate sulphide sulphuric acid taken takes temperature tion titrated treated tube usually volume washed weighed whole zinc