The Chemical News and Journal of Physical Science, Volumes 27-28Griffin, Bohn and Company, 1773 - Chemistry |
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Page 2
... effect , and only heating the mixture for many hours to a temperaExamination of the Monamines formed at moderately ture of 150 ° combination took place , but even then only High Temperatures . to a very small extent . It was this ...
... effect , and only heating the mixture for many hours to a temperaExamination of the Monamines formed at moderately ture of 150 ° combination took place , but even then only High Temperatures . to a very small extent . It was this ...
Page 8
... effects of ammonia on vegetation are sufficiently obvious ( in " running to weed " ) to render its determination in ... effect on vegetation . But farmers surely do not need the aid of chemical analysis to tell them that their soil ...
... effects of ammonia on vegetation are sufficiently obvious ( in " running to weed " ) to render its determination in ... effect on vegetation . But farmers surely do not need the aid of chemical analysis to tell them that their soil ...
Page 11
... effect it . For instance , a cloud whether it appeared on the earth to be negatively or positively charged , would always tend to follow the sun , though it is possible this tendency might be very slight . Again , one cloud would ...
... effect it . For instance , a cloud whether it appeared on the earth to be negatively or positively charged , would always tend to follow the sun , though it is possible this tendency might be very slight . Again , one cloud would ...
Page 25
... effect upon the supply tons in the year 1869. It will be readily conceived that of the raw material . Let me then place together the figures denoting the production of pig - iron for the same years . In 1869 , pig - iron , 4,970,206 ...
... effect upon the supply tons in the year 1869. It will be readily conceived that of the raw material . Let me then place together the figures denoting the production of pig - iron for the same years . In 1869 , pig - iron , 4,970,206 ...
Page 29
... effect is obtained instantaneously , and a violent explosion is the consequence . The cause of this union under these conditions has not hitherto been traced out ; but Dr. Budde has obtained the following remarkable evidence of the ...
... effect is obtained instantaneously , and a violent explosion is the consequence . The cause of this union under these conditions has not hitherto been traced out ; but Dr. Budde has obtained the following remarkable evidence of the ...
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acetic acid action alcohol alkaline alumina ammonia analysis aniline apparatus appears applied arsenic acid Assays atoms barium baryta body boiling bromine calcium carbonic acid caustic cent chemical chemistry chemists chloric acid chloride coal colour composition compounds containing converted copper crystallisation crystals cymene decomposed decomposition deposit dilute dissolved distilled employed ether evaporation experiments filtered flask formation formed formula furnace fused glass heat hydrate hydrochloric acid hydrogen Improvements insoluble iodide iron Laboratory lime liquid magnesia manganese manufacture matter metallic method methyl mineral mixture nitrate nitric acid nitrogen observed obtained ordinary oxalic oxide oxidising oxygen paper PATENTS phosphate phosphoric acid potash potassa potassium precipitate prepared present produced pure pyrites quantity reaction Royal salt sample silicate silver Society soda sodium soluble solution substance sulphate sulphide sulphuretted hydrogen sulphuric acid temperature tion toluidine treated tube vapour washed weight yields zinc
Popular passages
Page 98 - Chemistry, Medicine, Surgery, and the Allied Sciences. A Dictionary of Chemistry and the Allied Branches of other Sciences.
Page 83 - President in the chair. After the minutes of the previous meeting had been read and confirmed, the Society proceeded to the election of officers and members of Council for the year next ensuing.
Page 230 - Stevenson, president, in the chair. The minutes of the previous meeting having been read and confirmed, Mr.
Page 6 - Others apart sat on a hill retired, In thoughts more elevate, and reasoned high Of Providence, Foreknowledge, Will, and Fate— Fixed fate, free will, foreknowledge absolute — And found no end, in wandering mazes lost.
Page 170 - By a delicate mathematical analysis, Thomson arrives at the theorem that the ''average pressure at any point of an incompressible, frictionless fluid, originally at rest, but set in motion and kept in motion by solids, moving to and fro, or whirling round in any manner, through a finite space of it," would explain the attractions just described.
Page 98 - Supplement; bringing the Record of Chemical Discovery down to the end of the year 1869 ; including also several Additions to, and Corrections of, former results which have appeared in 1870 and 1871.
Page 75 - Experiments with chlorides are recorded. It was found in all cases that the difference between the spectrum of the chloride and the spectrum of the metal was that under the same spark-conditions all the short lines were obliterated. Changing the spark-conditions, the final result was that only the very longest lines in the spectrum of the metallic vapour remained.
Page 222 - An act to amend the law for the Prevention of Adulteration of Food and Drink, and of Drugs.