Monthly Journal of Science, and Annals of Biology, Astronomy, Geology, Industrial Arts, Manufactures, and Technology, Volume 4James Samuelson, William Crookes J. Churchill and Sons., 1867 |
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Page 95
... carbonic acid rapidly . The oxygen of the atmospheric air , however , appears to play no part . Thirdly , leaves decompose carbonic acid in sunshine as readily when this gas is , mixed with nitrogen or with hydrogen . Finally ...
... carbonic acid rapidly . The oxygen of the atmospheric air , however , appears to play no part . Thirdly , leaves decompose carbonic acid in sunshine as readily when this gas is , mixed with nitrogen or with hydrogen . Finally ...
Page 96
... carbonic acid whenever brought into sunshine . It is necessary that they be kept in oxygen , for in darkness oxygen is slowly transformed by the leaf into carbonic acid , through an operation answering to respiration in the animal . A ...
... carbonic acid whenever brought into sunshine . It is necessary that they be kept in oxygen , for in darkness oxygen is slowly transformed by the leaf into carbonic acid , through an operation answering to respiration in the animal . A ...
Page 101
... carbonic acid in variable quantity was produced . One noteworthy result of the experiments was the observation that natural valerianic acid obtained from valerian root , behaves under the chromic acid treatment differently from the acid ...
... carbonic acid in variable quantity was produced . One noteworthy result of the experiments was the observation that natural valerianic acid obtained from valerian root , behaves under the chromic acid treatment differently from the acid ...
Page 119
... carbonic acid , to which they had been submitted , that they remained unaltered on a second maceration in strong acid . The contents of the ' Geological Magazine ' during the past quarter have been so important that our brief notice of ...
... carbonic acid , to which they had been submitted , that they remained unaltered on a second maceration in strong acid . The contents of the ' Geological Magazine ' during the past quarter have been so important that our brief notice of ...
Page 170
... carbonic acid than is necessary to keep the lime existing in it in solution ; so that when we find a limestone in a very ancient formation , although we may not be able to detect any fossil remains , yet we may reasonably infer that it ...
... carbonic acid than is necessary to keep the lime existing in it in solution ; so that when we find a limestone in a very ancient formation , although we may not be able to detect any fossil remains , yet we may reasonably infer that it ...
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Common terms and phrases
action ammonia amongst animals Annelids appears atmosphere attention body British carbonic acid Carboniferous causes chemical cholera coal colliery colour condition considerable containing deposits described disease districts electric Eocene evidence Exhibition existence experiments fact favour feet flesh-formers fossil gases Geological geologists give glaciers gun cotton heat hydrogen important increase interesting iron Journal labour lakes laws light Liverpool London luminosity luminous Manchester manufacture matter means metal miles mineral mines Miocene Naturalists nature nitrogen notice object observations obtained occur Ogham organic origin oxidation oxygen paper Paris passed period plants Pliocene portion Pratas Island present probably produced Professor published quantity Railway recently remarkable river rocks Royal Royal Geographical Society sanitary sewage Silurian Sir Charles Lyell Society solution species specimens supply surface temperature thallium theory tion town tube typhus whilst
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Page 289 - ... -0067 in diameter, by its making a powerful electro-magnet, by its decomposing water, and by other tests. The explanation of these effects is as follows : — The electro-magnet always retains a slight residual magnetism, and is therefore in the condition of a weak permanent magnet ; the motion of the armature occasions feeble currents in alternate directions in the coils thereof, which, after being reduced to the same direction, pass into the coil of the electro-magnet in such...
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