Chamber's Encyclopaedia, Volume 7International Learnings Systems, 1967 |
À l'intérieur du livre
Résultats 1-3 sur 7
Page 6
... helium ( Gr . Alos , ' the sun ' ) for it . Helium gas was later found in radioactive minerals , notably bröggerite and monazite . The mineral springs at Mazières contain up to 5.4 per cent . of helium while samples of natural gas in ...
... helium ( Gr . Alos , ' the sun ' ) for it . Helium gas was later found in radioactive minerals , notably bröggerite and monazite . The mineral springs at Mazières contain up to 5.4 per cent . of helium while samples of natural gas in ...
Page 7
... helium II , although a very mobile liquid , is as ordered as helium solid . The transport properties of helium II ( its viscosity and thermal conduction ) are even more remarkable , but it was not until 1938 that Kapitza , and Allen and ...
... helium II , although a very mobile liquid , is as ordered as helium solid . The transport properties of helium II ( its viscosity and thermal conduction ) are even more remarkable , but it was not until 1938 that Kapitza , and Allen and ...
Page 553
... helium ( q.v. ) , in 1868. Like argon it forms no well - defined chemical compounds and so has no equivalent weight . By com- parison of their specific heats the inert gases are shown to be monatomic . The density of helium is 2 ( H = 1 ) ...
... helium ( q.v. ) , in 1868. Like argon it forms no well - defined chemical compounds and so has no equivalent weight . By com- parison of their specific heats the inert gases are shown to be monatomic . The density of helium is 2 ( H = 1 ) ...
Autres éditions - Tout afficher
Expressions et termes fréquents
19th century American ancient Author became born Britain British centre Christian church civil College critical death E. T. A. Hoffmann earl earl marshal early east elected emperor empire England English Europe father France French gametes genes German Greek helium Henry Henry VIII Heracles heraldry heralds Hertfordshire Hindu historian Hittite horse hospital houses Hungarian Hungary hydrogen hymns important industry Italy John king of arms known land later Latin literary living London Magyar mainly marriage mediaeval ment middle modern nature normal organization original Oxford period philosophy poems poet political popular produced Professor published reform reign religion river Roman Rome royal shield social temperature tion town trans University University of London University of Oxford usually vols William writing wrote