The Discovery of the Rare GasesE. Arnold & Company, 1928 - 128 من الصفحات |
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الصفحة 2
... showed only the minutest differences amongst them- selves , it was clear that the departure from whole numbers rarely exceeded a tenth of a unit , justifying the remark by Stas himself " Il faut croire qu'il y a quelque chose là ...
... showed only the minutest differences amongst them- selves , it was clear that the departure from whole numbers rarely exceeded a tenth of a unit , justifying the remark by Stas himself " Il faut croire qu'il y a quelque chose là ...
الصفحة 4
... showed that the common gases behaved quite regularly at pressures between 0.15 and 0.05 millimetres of mercury , which he measured with marvellous accuracy ; and in the last he determined the relationship of pressure and volume of gases ...
... showed that the common gases behaved quite regularly at pressures between 0.15 and 0.05 millimetres of mercury , which he measured with marvellous accuracy ; and in the last he determined the relationship of pressure and volume of gases ...
الصفحة 9
... showed when a vacuum had been reached . A quantity of nitrogen was then measured in E , and admitted into contact with the red - hot magnesium . Absorption took place rapidly at first , and then slowly , as shown by the gauge on the ...
... showed when a vacuum had been reached . A quantity of nitrogen was then measured in E , and admitted into contact with the red - hot magnesium . Absorption took place rapidly at first , and then slowly , as shown by the gauge on the ...
الصفحة 17
... showed me the reservoir tube broken clean off at the top , not at the seal . It must have gone of its own accord , as no one had been in the room . All gas of course lost . " On the same day he received the following letter from Lord ...
... showed me the reservoir tube broken clean off at the top , not at the seal . It must have gone of its own accord , as no one had been in the room . All gas of course lost . " On the same day he received the following letter from Lord ...
الصفحة 18
... showed that the product was nitre . Finally , air was sparked with excess of oxygen till no further diminution of volume was observed . A solution of liver of sulphur was then let up into the tube , and this absorbed the oxygen ...
... showed that the product was nitre . Finally , air was sparked with excess of oxygen till no further diminution of volume was observed . A solution of liver of sulphur was then let up into the tube , and this absorbed the oxygen ...
طبعات أخرى - عرض جميع المقتطفات
The Discovery of the Rare Gases <span dir=ltr>Morris William 1872-1961 Travers</span> لا تتوفر معاينة - 2021 |
The Discovery of the Rare Gases <span dir=ltr>Morris William 1872-1961 Travers</span> لا تتوفر معاينة - 2021 |
عبارات ومصطلحات مألوفة
absorbed absorption actually apparatus argon argon and helium arrangement atmospheric nitrogen atomic weight boiling bulb c.cs carbon Cavendish chemical nitrogen chemistry chemists chlorine coil Collie compound compressor condensed connected constant volume cooled copper oxide density of argon described determination Dewar diatomic discovery of argon elements energy evaporate experiment experimental fact filled fraction gas-holder glass tube Hampson heavier helium helium and argon investigation krypton laboratory lines liquefied liquid air liquid hydrogen litres Lord Rayleigh magnesium magnesium nitride means mercury method minerals mixture molecular weight molecule neon notebook obtained oxygen paper passed periodic table phosphorus platinum possible potassium Professor Ramsay Prout's hypothesis quantity of argon Ramsay's rare gases ratio removed residue Royal Society samples of gas separate showed sparking specific heats spectroscopic spectrum Sprengel pump stop-cock suggestion supposed tellurium temperature Töpler pump tube containing vacuum tube vacuum vessel vapour pressure volatile xenon