Annals of Philosophy, Or, Magazine of Chemistry, Mineralogy, Mechanics, Natural History, Agriculture, and the Arts, Volume 13
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acetic albuminous alcohol alkali ammonia Annals of Philosophy appears ascertained atom azote barometer barytes body boiling carbonic acid chemists chlorine chyle Cloudy colour combination combustion compound considered constitution contains copper crystals cyanogen decomposed determine dilatation dissolved Ditto elasticity electricity employed evaporated excess fluid formed gases glass heat hydrocyanic acid hydrogen hydrogen gas inches insoluble iron likewise lime liquid matter means mercury metal mixed mixture Morn morphia muriatic acid muriatic acid gas nitric acid Noon observations obtained oxide oxygen oxygen gas paper peroxide phosphoric acid portion potash precipitate principle produced properties proportion protoxide prussian blue quantity Rain ratio retort salt selenic acid selenium Showery silver smell soluble solution specific gravity substance sulphate sulphuretted chyazic acid sulphuretted hydrogen sulphuric acid surface tellurium temperature thermometer tion tube vapour Vauquelin vegetable velocity of cooling vessel vestium volume weight zinc
Page 316 - Another paper was likewise read, on some New Methods of investigating the sums of several classes of Infinite Series, by C. Babbage, Esq. From the nature of the subject, this paper did not admit of being read in detail ; but the object of the author appears to have been to explain two methods of finding the sums of a variety of infinite series.
Page i - London, 1801-04. 427. *ANNALS OF PHILOSOPHY ; or Magazine of Chemistry, Mineralogy, Mechanics, Natural History, Agriculture, and the Arts. By Thomas Thomson. 16 vols., 8vo. London, 1813-'20. New series. [Edited by Richard Phillips.] 12 vols., 8vo. London, 1821-'26. United in 1827 with "the Philosophical Magazine and Journal.
Page 245 - A Description and Draught of a new-invented Machine, for carrying Vessels or Ships out of, or into, any Harbour, Port, or River, against Wind and Tide, or in a calm.
Page 87 - Roloff (£'/) to repeat his experiments on the oxide once more. This he did very readily and he now perceived that the precipitate which had at first been taken by him for orpiment, was not so in reality; but owed its existence to the presence of another metal, having considerable resemblance to arsenic, but probably new. To obtain full certainty on the subject, both the gentlemen* had recourse to me, and have sent me, within these few days, both a portion of the Silesian oxide of zinc and specimens...
Page 270 - ... altitudes of barometer be reduced to the same temperature, if it be thought necessary, by correcting either the one or the other, that is, augment the height of the mercury in the colder temperature, or diminish that in the warmer, by its ^Vs- part for every degree of difference of the two.
Page 410 - Chronicle, that when their king lay with his fleet in Ronaldsvoe, " a great darkness drew over the sun, so that only a little ring was bright round his orb.
Page 218 - I had soon the pleasure to see that the radicles, in whatever direction they were protruded from the position of the seed, turned their points outwards from the circumference of the wheel, and in their subsequent growth receded nearly at right angles from its axis. The germens, on the contrary, took the opposite direction, and in a few days their points all met in the centre of the wheel. Three of these plants were suffered to remain on the wheel, and were secured to its spokes to prevent their being...
Page 199 - Thus we see that these measurements show the degree lengthening as we advance towards the pole. In this respect they agree with all preceding observations, which demonstrate that the polar axis of the earth is shorter than the equatorial. 2. Col. Lambton has shown, by a comparison of his measurement with...
Page 346 - ... easily scratched by the knife ; is brittle, and readily reduced to powder. When heated in a retort, it begins to boil at a temperature below that of a red heat, and assumes the form of a dark-yellow vapor, not so intense as the vapor of sulphur: the vapor condenses in the neck of the retort in black drops, which unite into larger drops, as in the distillation of mercury. Selenium is a very bad conductor of heat, and a nonconductor of electricity. It combines with three portions of oxygen, forming...
Page 128 - From the margin, where it commences, it does not extend lower than one fourth of an inch. The falling of the insect as soon as it enters the tube is wholly attributable to the downward or inverted position of the hairs of the internal surface of the leaf. At...