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action alcohol analysis animal appears atoms attraction bases becomes bodies boiling carbon causes chemical Cloudy coal colour combination common completely compound concluded consequence considerable considered constitution contain continued copper crystals decomposed determine direction dissolved earth effect employed equal evaporated excess exist experiments fact Fine force formed give given greater heat Hence hydrogen inches increase iron known lead length less light likewise lime liquid mass matter means mercury metallic method month Morn motion muriatic acid nature nearly Noon observations obtained opinion oxide oxygen particles plates portion potash precipitate present probably produced properties proportion quantity rain reason received remains remarkable respecting rocks saline salt selenium separated side Society solution species strong substance sufficient sulphuric acid supposed surface temperature theory tion weight whole
الصفحة 85 - One hundred cubic inches of carbonic acid gas, when the barometer stands at 30 inches and the thermometer at 60°, contain 12-647 gr.
الصفحة 78 - It readily catches fire, and burns with a clear yellow flame, giving out much heat; and the flame continues till nearly the whole of the coal be consumed. It burns away more rapidly than either caking or splint coal, and leaves a white ash.
الصفحة 301 - By the death of this truly great man, our country is deprived of one of its most illustrious ornaments. Mr. Watt may justly be placed at the very head of those philosophers who have improved the condition of mankind by the application of science to the practical purposes of life.
الصفحة 156 - Bulkky. tion of females, and for many years conducted a respectable boarding school, first at Wrexham in North Wales, and afterwards in Manchester. It was at the former place that Mr. Henry was born, on the 26th of October, OS in the year 1734. For some years, he remained under the tuition of his mother, who was admirably fitted for the task, and of whom he was always accustomed to speak with the warmest affection and gratitude. At a proper age, he was sent to the Grammar School of Wrexham, at that...
الصفحة 171 - ... produced by a few large galvanic plates, where the intensity is of course low, is a result most analogous to the chemical effects of a common electrical battery. According to my view, caloric and electricity may be distinguished by the following characteristics. The former permeates all matter more or less, though with very different degrees of facility. It radiates through air, with immeasurable celerity, and distributing itself in the interior of bodies, communicates a reciprocally repellent...
الصفحة 215 - Telocity of rotation, and a mean state of the lunar equator. The theory indicates, that this velocity, as well as the inclination of the equator, and the distance of its node from that of the moon's orbit, are subject to periodical inequalities.
الصفحة 162 - Considerations relative to the Nature of Wool, Silk, and Cotton, as Objects of the Art of Dyeing; on the various Preparations and ^Mordants requisite for these different Substances; and on the Nature and Properties of Colouring Matter, together with some Observations on the Theory of Dyeing in general, and particularly the Turkey-Red.
الصفحة 66 - Contrary to our expectations, the gas (as we are since informed by good authority) was skilfully prepared and perseveringly used. From the first, the difficulty of breathing and other oppressive affections were relieved : the young lady grew rapidly better, and in a few weeks entirely recovered her health. A respectable physician, conversant with the case, states...
الصفحة v - Previous to the year 1805, the practice of physic in the State of New York, was regulated by no public authority, and, of course, was not in the happiest condition to promote the respectability and usefulness of the profession. To remove, as far as possible, the existing circumstances, Dr. Bruce became an active agent, and, in conjunction with Dr. Romayne, and other medical gentlemen of New York, succeeded in establishing the State and County Medical Societies, under the sanction of the Legislature....