Chemistry in America: Chapters from the History of the Science in the United States |
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action affinity alkali allotropic American analysis apparatus appeared atomic weights bellows Blow-Pipe bodies caloric calx carbonic acid charcoal Chem Chemical Society chemistry chemists chloride classification coal cock College color combustion compounds contains copper decomposed decomposition deflagrators discovery elements experiments exposed fact finery cinder fixed air flame Fluorine gases Gibbs glass gun barrel Hare's heat hydrogen hydrogen gas Hydrostatic Blow-Pipe inflammable air iron isomorphous laboratory Lavoisier lectures light lime manganese matrass memoir ment mercury metals method mineral Mineralogy nature nitric acid Nitrogen nitrous observed obtained ounce measures oxide oxyd oxygen oxygen gas paper Pennsylvania Philadelphia Philosophical phlogiston Phosphorus pipe potash potassium precipitate Priestley produced Professor properties published pure air quantity remarkable Robert Hare salts Silliman silver bromide silver halides silver iodide soluble solution specific gravity substances sulphate sulphuric acid theory tion tube United University Woodhouse zinc
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Page 219 - Provost and Professor of the Theory and Practice of Medicine and of Clinical Medicine in the University of Pennsylvania.
Page 37 - An Essay on Combustion; with a view to a new Art of Dying and Painting, wherein the Phlogistic and Antiphlogistic Hypotheses are proved erroneous, London 1794.
Page 141 - ... have few respecting political men or political measures: the present irritation of men's minds in Great Britain, and the discordant state of society on political accounts, is not known there. The government is the government of the people and for the people.
Page 127 - We shall all meet finally: we only require different degrees of discipline, suited to our different tempers, to prepare us for final happiness.
Page 348 - Die E.nergie der Welt ist constant. Die Entropie der Welt strebt einem Maximum zu.
Page 252 - This portion, rendered porous .by cooling, was permeated by circulating waters, which dissolved and brought to the surface during successive ages, after the manner of modern mineral springs, the elements of the various systems of crystalline rocks. These rocks thus mark progressive and necessary changes in the mineralogical evolution of the earth.
Page 126 - Even at this time, besides his miscellaneous reading, which was at all times extensive, he read through all the works quoted in his comparison of the different systems of the Grecian philosophers with Christianity; composed that work, and transcribed the whole of it, in less than three months ; so that he has left it ready for the press.
Page 192 - Fig. 2, represents the mode in which the junction between the various sheets and tin masses is effected. Between the letters zz, the zinc only is in contact with the tin masses. Between cc the copper alone touches. It may be observed, that, at the back of the frame, ten sheets of copper between cc, and...
Page 128 - About eight o'clock, he desired to have three pamphlets which had been looked out by his directions the evening before. He then dictated as clearly and distinctly as he had ever done in his life, the additions and alterations which he wished to have made in each.
Page 128 - He then repeated over again, nearly word for word, what he had before said ; and when I had done, I read it over to him. He said, " That is right; I have now done.