A Text-book of Inorganic ChemistryLongmans, Green, 1903 - 724 páginas |
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Página 36
... evolved ; and it is found that if 18 grammes of water are so acted on , I gramme of hydrogen is evolved , and 40 grammes of a compound are formed , which contains sodium , together with all the oxygen originally in the 18 grammes of ...
... evolved ; and it is found that if 18 grammes of water are so acted on , I gramme of hydrogen is evolved , and 40 grammes of a compound are formed , which contains sodium , together with all the oxygen originally in the 18 grammes of ...
Página 37
... evolved as gas . It is therefore concluded that water contains in its mole- cule 2 atoms of hydrogen and I atom of oxygen , and as they are combined in the relative proportion of 1 : 8 , the atomic weight of oxygen cannot be less than ...
... evolved as gas . It is therefore concluded that water contains in its mole- cule 2 atoms of hydrogen and I atom of oxygen , and as they are combined in the relative proportion of 1 : 8 , the atomic weight of oxygen cannot be less than ...
Página 58
... evolved . = As potassium chlorate contains in its formula weight 3 atoms of oxygen ( 16 × 3 = 48 ) , we get the expression- 19.605 30.39548 74.40 = formula weight of potassium chloride . 2. By dissolving a known weight of potassium ...
... evolved . = As potassium chlorate contains in its formula weight 3 atoms of oxygen ( 16 × 3 = 48 ) , we get the expression- 19.605 30.39548 74.40 = formula weight of potassium chloride . 2. By dissolving a known weight of potassium ...
Página 74
... evolved , the internal pressure in the retort and copper tube rapidly rose , and its amount was indicated by the gauge . When the stop - cock upon the end of the tube was opened , liquid oxygen was forcibly driven out in the form of a ...
... evolved , the internal pressure in the retort and copper tube rapidly rose , and its amount was indicated by the gauge . When the stop - cock upon the end of the tube was opened , liquid oxygen was forcibly driven out in the form of a ...
Página 97
... evolved at the negative pole is hydrogen , while that from the positive pole is chlorine the hydrochloric acid , therefore , is separated into its elements by the passage of an electric current through its aqueous solution . Such a ...
... evolved at the negative pole is hydrogen , while that from the positive pole is chlorine the hydrochloric acid , therefore , is separated into its elements by the passage of an electric current through its aqueous solution . Such a ...
Términos y frases comunes
absorbed ammonia ammonium antimony aqueous solution argon arsenic arsenious oxide atmosphere atom of hydrogen atomic weight barium boiling boiling-point bromine burning calcium carbon dioxide carbon monoxide charcoal chemical action chlorine colour colourless combination combustion composition compound condenses containing cooled copper crystallisation crystals decomposed decomposition density dilute dissociation dissolved distillation electric electrolyte elements equation evaporation evolved flame flask fluorine formation formula gaseous gases grammes heated hydrochloric acid hydroxide ignited iodide iodine ions known liquefied liquid litre magnesium marsh gas melts mercury metal mixture molecular weight molecules nitrate nitric acid nitrogen peroxide nitrous obtained ordinary temperatures oxide oxidising oxygen ozone passed phosphorus platinum potassium potassium chlorate precipitated present pressure produced properties proportion reaction readily salt seen shown silver small quantity sodium chloride solid soluble in water specific gravity stream substance sulphate sulphide sulphur dioxide sulphuretted hydrogen sulphuric acid takes place tion trioxide unite vapour vessel volume zinc
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