A Chymical Catechism, Or, The Application of Chymistry to the Arts: For the Use of Young People, Artists, Tradesmen and the Amusement of Leisure Hours : to which are Added a Vocabulary of Chymical Terms, Some Useful Tables, and a Variety of Amusing ExperimentsJames Humphreys, 1807 - Всего страниц: 334 |
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Стр. 30
... solid substance , put it into a phial half filled with spirits of wine ; in a short time the camphor will be dissolved in the fluid , and the spirit will be as transparent as at first . This solution is owing to the affinity which ...
... solid substance , put it into a phial half filled with spirits of wine ; in a short time the camphor will be dissolved in the fluid , and the spirit will be as transparent as at first . This solution is owing to the affinity which ...
Стр. 31
... solid ; when caloric prevails they become gas : fluidity seems to be a medium between the two . The ultimate particles of matter existing in these separate states escape the cognizance of our senses . They are so infinitely small , as ...
... solid ; when caloric prevails they become gas : fluidity seems to be a medium between the two . The ultimate particles of matter existing in these separate states escape the cognizance of our senses . They are so infinitely small , as ...
Стр. 32
... solid body ? Solidity is that quality of bodies whereby their parts cohere firmly , so as to resist impression * . What are liquid substances ? Liquid substances are those whose parts do not cohere firmly , but have free motion among ...
... solid body ? Solidity is that quality of bodies whereby their parts cohere firmly , so as to resist impression * . What are liquid substances ? Liquid substances are those whose parts do not cohere firmly , but have free motion among ...
Стр. 33
... solid ; the lightest vapours being nothing more than solids combined with heat . Not only fluids , but all those ... solid substances of which it is composed . I say solid , because we have abundant evidence that oxygen and nitrogen are ...
... solid ; the lightest vapours being nothing more than solids combined with heat . Not only fluids , but all those ... solid substances of which it is composed . I say solid , because we have abundant evidence that oxygen and nitrogen are ...
Стр. 46
... solid brass , the box tree , and the reed . Sometimes he makes it his slave : he forces it to grind , to bruise , and to move for his advantage an endless variety of machines . In a word , he harnesses it to his car , and obliges it to ...
... solid brass , the box tree , and the reed . Sometimes he makes it his slave : he forces it to grind , to bruise , and to move for his advantage an endless variety of machines . In a word , he harnesses it to his car , and obliges it to ...
Часто встречающиеся слова и выражения
acetate acid gas alkali alumine ammonia animal antimony atmospheric air attraction barytes becomes bismuth boiling burning called caloric carbonic acid carbonic acid gas charcoal chymical chymical affinity chymistry chymists cobalt cold colour combined common compound contain converted copper crystals decomposed decomposition degree dissolved earth effect employed evaporation experiment fire fluid foda found native Fourcroy fubftances gallic acid gases glass glucine gold heat hydrogen hydrogen gas insoluble iron known lead lime liquid liquor magnesia manganese manufacture matter melts mercury metallic oxides mineral mixed mixture muriate of soda muriatic acid nature nitrate nitric acid nitrogen nitrous operation ounce owing oxide oxygen gas oxygenized muriatic acid particles phosphoric acid phosphorus platina portion potash powder precipitate procured produced properties quantity render Salts formed silex silver solid soluble solution specific gravity strontian substances sulphate sulphuret sulphuric acid temperature thermometer Thomson vapour vegetable vessel weight zinc
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Стр. 243 - The aorta of a whale is larger in the bore than the main pipe of the waterworks at London Bridge ; and the water roaring in its passage through that pipe is inferior, in impetus and velocity, to the blood gushing from the whale's heart.
Стр. 236 - That very law* which moulds a tear, And bids it trickle from its source, That law preserves the earth a sphere, And guides the planets in their course.
Стр. 41 - These arts of love diffuses ? What, but God ? Inspiring God ! who, boundless Spirit all, And unremitting Energy, pervades, Adjusts, sustains, and agitates the whole. He ceaseless works alone ; and yet alone Seems not to work : with such perfection framed Is this complex stupendous scheme of things.
Стр. 95 - Committee of the House of Commons, appointed to inquire into the Bankrupt Laws ; and i This and the two preceding motions were lost by large majorities.
Стр. vi - Besides, a knowledge of the first principles of chemistry will teach him when to use lime hot from the kiln, and when slacked; how to promote the putrefactive process in his composts, and at what period to check it, so as to prevent the fertilizing particles becoming effete, and of little value.
Стр. v - Black, and had attended the lectures of that distinguished philosopher in the university of Glasgow. And he often acknowledged " that his first ideas on this subject were acquired by his attendance on Dr. Black's chymical lectures, and from the consideration of his theory of latent heat, and the expansibility of steam.
Стр. xxvi - Sits on th' horizon round a settled gloom: Not such as wintry storms on mortals shed, Oppressing life; but lovely, gentle, kind, And full of every hope and every joy, The wish of Nature. Gradual sinks...
Стр. 165 - ... of the river ; the hen, with attentive eye, picks up every grain that is scattered and lost in the field ; the pigeon of rapid wing collects a similar tribute from the refuse of the grove, and the frugal bee turns to account even the small dust on the flower. There is no corner of the earth where the whole vegetable crop may not be reaped. Those plants which are rejected by one are a delicacy to another, and even among the finny tribes contribute to their fatness. The hog devours the horse-tail...
Стр. ix - ... of chymical skill; and such knowledge is absolutely necessary to enable either the dyer or the calico printer to produce in all cases permanent colours of the shade he intends. To...
Стр. 286 - To a similar solution of gold add about a fourth part of ether ; shake them together, and wait till the fluids separate ; the upper stratum, or ethereal gold, is then to be carefully poured off into another vessel. If any polished steel instrument or utensil be dipped into this solution, and instantly plunged into water, the surface will have acquired a coat of pure gold, being a very elegant and economical mode of preserving polished steel from rust.