The Owens College Junior Course of Practical Chemistry |
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Page 2
... cold fit it into the cork . In a similar way round both ends of the shorter piece of tubing , bend to the angle shown in the figure , and fit into the other hole . Clean out the flask and tubes thoroughly , rinse with distilled water ...
... cold fit it into the cork . In a similar way round both ends of the shorter piece of tubing , bend to the angle shown in the figure , and fit into the other hole . Clean out the flask and tubes thoroughly , rinse with distilled water ...
Page 15
... cold , break up the cake of hydrogen potassium sulphate thus formed , and preserve it for future examination . 22. Tests for nitric acid . ( a ) Add a few drops of the nitric acid prepared as above to a solution of indigo contained in a ...
... cold , break up the cake of hydrogen potassium sulphate thus formed , and preserve it for future examination . 22. Tests for nitric acid . ( a ) Add a few drops of the nitric acid prepared as above to a solution of indigo contained in a ...
Page 20
... cold water , it is better to fill the pneumatic trough with warm water , in which the gas is much less soluble . Collect four jars of the gas , and then withdraw the conducting tube from the trough . Do not heat till all the ammonium ...
... cold water , it is better to fill the pneumatic trough with warm water , in which the gas is much less soluble . Collect four jars of the gas , and then withdraw the conducting tube from the trough . Do not heat till all the ammonium ...
Page 24
... the flask to become quite cold before pouring the liquid away . 35. Properties of carbon monoxide . ( a ) The gas burns with a blue flame even when mixed with carbon dioxide , as it is when prepared 24 PRACTICAL CHEMISTRY.
... the flask to become quite cold before pouring the liquid away . 35. Properties of carbon monoxide . ( a ) The gas burns with a blue flame even when mixed with carbon dioxide , as it is when prepared 24 PRACTICAL CHEMISTRY.
Page 32
... cold by a stream of water ) a few grams of potassium iodide and a little manganese dioxide , add water and a little dilute sulphuric acid , and heat gently . Observe the violet vapours filling the retort as soon as the iodine is given ...
... cold by a stream of water ) a few grams of potassium iodide and a little manganese dioxide , add water and a little dilute sulphuric acid , and heat gently . Observe the violet vapours filling the retort as soon as the iodine is given ...
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Common terms and phrases
acetic acid added AgNO3 alkaline ammonia ammonium antimony aqua regia arsenic barium black precipitate blue colour boiling borax bromide brown calcium carbon dioxide charcoal splinter chloride cipitate compounds conducting tube copper Crown 8vo crucible crystals decomposed dilute solutions dissolved distilled drop Edition evaporate Fcap filter filtrate flask fused glass grams group reagents H₂O H₂S hydrate hydrochloric acid hydrogen insoluble iodide iodine iron liquid manganese manganese dioxide mercury metallic mixture moistened NaHO neutral solutions NH)HO NH4)2S produces NH4Cl nitric acid numerous Illustrations observe obtained oxalic acid oxygen phosphorus platinum porcelain potassium chlorate powder produces a precipitate produces a white Professor reaction reducing flame residue salt silver chloride silver nitrate sodium sodium carbonate solu soluble soluble in excess soluble in HCl soluble in HNO3 substance sulphate sulphide sulphuric acid tartaric acid tion violet wash Weigh white precipitate yellow precipitate yields zinc
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