The Chemist, 1권1824 |
도서 본문에서
100개의 결과 중 1 - 5개
2 페이지
... passes into C , and the air passes into the fire - place , A. No luting is necessary in using this furnace , so that it may be taken down and put up in a very short space of time . Coke or common cinders answer well for fuel ; and the ...
... passes into C , and the air passes into the fire - place , A. No luting is necessary in using this furnace , so that it may be taken down and put up in a very short space of time . Coke or common cinders answer well for fuel ; and the ...
9 페이지
... pass the bottle , D , through , terminating in a hole , so that the bottle will stand upright . The bason is to be filled with water , and the bottle full of water is to be placed inverted in the hole . This is done by immersing the ...
... pass the bottle , D , through , terminating in a hole , so that the bottle will stand upright . The bason is to be filled with water , and the bottle full of water is to be placed inverted in the hole . This is done by immersing the ...
34 페이지
... pass up the tube , a a , and rise into the vessel , A ; and this operation will continue till the fluid is depressed as low as the dotted line , g , at which point it will no more act upon the zinc , and no more hydrogen gas will be ...
... pass up the tube , a a , and rise into the vessel , A ; and this operation will continue till the fluid is depressed as low as the dotted line , g , at which point it will no more act upon the zinc , and no more hydrogen gas will be ...
36 페이지
... pass by with out further notice , as being only the end of a series of papers , and without any interest . Then comes " Observations and Experiments on the daily variation of the Horizontal and Dipping Needles , under a reduced power ...
... pass by with out further notice , as being only the end of a series of papers , and without any interest . Then comes " Observations and Experiments on the daily variation of the Horizontal and Dipping Needles , under a reduced power ...
42 페이지
... pass between two large pebbles , which flattened and lessened the tube ; and immediately below this it became crooked and contorted , as in Fig . 2. The fol- lowing accounts of some similar discoveries were published in the Annalen der ...
... pass between two large pebbles , which flattened and lessened the tube ; and immediately below this it became crooked and contorted , as in Fig . 2. The fol- lowing accounts of some similar discoveries were published in the Annalen der ...
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자주 나오는 단어 및 구문
acid gas afterwards alcohol alkali ammonia animal antimony apparatus appears atmosphere azot bleaching body boiling bottle called carbonic acid carbonic acid gas charcoal chemical Chemist Chemistry chlorine colour combustion compound condensed contain copper cotton crystals cylinder decomposed dissolved distilled Editor effect electricity employed experiments exposed fire flame fluid furnace gases gasometer give glass grain heat hydrocyanic acid hydrogen hydrogen gas inches iron known light lime liquid matter means melted ment mercury metal method mineral mixed mixture mode muriatic acid nitric acid obtained oxalic acid oxide oxygen oxygen gas piece plate poison portion potash precipitate produced quan readers retort salt silver small quantity soda solution species specific gravity stance steam strychnos pseudoquina substance sulphate sulphuret sulphuric acid supposed surface tained temperature tion tube vapour vessel washed weight wire
인기 인용구
364 페이지 - ... as far as the steam continues within the vessel, so far is the vessel dry without, and so very hot, as scarce to endure the least touch of the hand. But as far as the water is, the said vessel will be cold and wet where any water has fallen on it ; which cold and moisture vanishes as fast as the steam in its descent takes place of the water...
46 페이지 - 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.
407 페이지 - ... of blood. Now the whole mass of blood is said to be about twenty-five pounds; so that a quantity of blood, equal to the whole mass of blood, passes through the heart fourteen times in one hour; which is about once every four minutes.
8 페이지 - Then, said he, deliver it me back : which I did, in hopes of a greater parcel ; but he, cutting off half with his nail, said, even this is sufficient for thee. Sir, said I, with a dejected countenance, what means this ? And he said, even that will transmute half an ounce of lead.
407 페이지 - 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.
340 페이지 - ... of the surface of the copper. Examined after three days the copper remained perfectly clean, whilst the tin was rapidly corroded : no blueness appeared in this liquor; though, in a comparative experiment, when copper alone and the same fluid mixture was used, there was a considerable corrosion of the copper, and a distinct blue tint in the liquid. If...
407 페이지 - And how well doth it execute its office! An anatomist, who understood the structure of the heart, might say beforehand that it would play; but he would expect, I think, from the complexity of its mechanism, and the delicacy of many of its parts, that it should always be liable to derangement, or that it would soon work itself out. Yet shall this wonderful machine go, night and day, for eighty years together, at the rate of a hundred thousand strokes every twenty-four hours...
345 페이지 - We are ambitious' (they continued} ' of transmitting to posterity, the details of an undertaking of such prodigious magnitude, from which we anticipate a torrent of silver, that shall fill surrounding nations with astonishment.
134 페이지 - Having previously closed my nostrils and exhausted my lungs, I breathed four quarts of nitrous oxide from and into a silk bag. The first feelings were similar to those produced in the last experiment ; but in less than half a minute, the respiration being continued, they diminished gradually, and were succeeded by a sensation analogous to gentle pressure on all the muscles, attended by a highly pleasurable thrilling, particularly in the chest and...
341 페이지 - ... form seven divisions, connected only by the smallest filaments that could be left, and a mass of zinc, of the fifth of an inch in diameter, was soldered to the upper division. The whole was plunged under sea water; the copper remained perfectly polished. The same experiment was made with iron : and now, after a lapse of a month, in both instances, the copper is as bright as when it was first introduced, whilst similar pieces of copper, undefended, in the same...