 | Jacob Green - 1829 - 626 pagina’s
...mineral and dead organized matters undergo, are owing to the powerful affinities of oxygen. The uses of nitrogen are in a great measure unknown. It was supposed...healthiness of the air, at different times, and in different places, depends on the relative quantity of this gas. It was therefore supposed that the purity of... | |
 | John Johnston - 1843 - 586 pagina’s
...powerful affinities of oxygen. The uses of the nitrogen are in a great measure unknown. It has been supposed to act as a mere diluent to the oxygen ;...the exact nature of which has not been discovered. 408. The question has been much discussed whether the oxygen and nitrogen gases of the atmosphere are... | |
 | john murray - 1845 - 722 pagina’s
...chemists believe, only to dilute the oxygen; but it is more probable that it serves some necessary purpose in the economy of animals, the exact nature of which has not been discovered. All parts of the body of an animal, which have a decided shape, contain nitrogen: hence it may be supposed... | |
 | John Johnston - 1846 - 496 pagina’s
...powerful affinities of oxygen. The uses of the nitrogen are in a great measure unknown. It has been supposed to act as a mere diluent to the oxygen; but...the exact nature of which has not been discovered. 408. The question has been much discussed whether the oxygen and nitrogen gases of the atmosphere are... | |
 | John Johnston - 1850 - 396 pagina’s
...oxydized by being heated in it. The uses of the nitrogen are in a great measure unknown. It has been supposed to act as a mere diluent to the oxygen ;...serves some useful purpose in the economy of animals and plants, the exact nature of which has not been discovered. The question has often been discussed,... | |
 | J. Davy - 1855 - 378 pagina’s
...uses of nitrogen are in a great measure unknown, but it has been supposed to act as a mere diluter to the oxygen, but it most probably serves some useful...the exact nature of which has not been discovered. LECTURE VII. CARBON. What is carbon ? Carbon is a solid substance, generally of a dark color. Where... | |
 | David Ames Wells - 1856 - 598 pagina’s
...of nitrogen are in a great measure unknown. If has been supposed to act as a diluent to the o$ygen, but it most probably serves some useful purpose in the economy of animals and vegetables, the exact nature of which has not been discovered. Q. What would be the EFFECT if the... | |
 | David Ames Wells - 1857 - 334 pagina’s
...in the air t The uses of nitrogen are in a great measure unknown. It has been supposed to act as a diluent to the oxygen, but it most probably serves some useful purpose in the economy of animals and vegetables, the exact nature of which has not been discovered. 1375 What would te the effect if... | |
 | David Ames Wells - 1859 - 344 pagina’s
...in the air 1 The uses of nitrogen are in a great measure unknown. It has been supposed to act as a diluent to the oxygen, but it most probably serves some useful purpose in the economy of animals and vegetables, the exact nature of which has not been discovered. 1375 What would be the effect if... | |
 | David Ames Wells - 1859 - 344 pagina’s
...in the air ? The uses of nitrogen are in a great measure unknown. It has been supposed to act as a diluent to the oxygen, but it most probably serves some useful purpose in the economy of animals and vegetables, the exact nature of which has not been discovered. 1375 What would be the effect if... | |
| |
The uses of nitrogen are in a great measure unknown. It has been supposed to act as a diluent to the oxygen, but it most probably serves some useful purpose in the economy of animals and vegetables, the exact nature of which has not been discovered. 
