Elementary Chemistry |
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Page 11
... back to magnesium and air , and to determine the weight of each of these obtained . If the difference between the weight of the magnesia and that of Fig . 5 . 18 the magnesium , by burning which the magnesia was 15-17 ] 11 CHEMICAL CHANGE .
... back to magnesium and air , and to determine the weight of each of these obtained . If the difference between the weight of the magnesia and that of Fig . 5 . 18 the magnesium , by burning which the magnesia was 15-17 ] 11 CHEMICAL CHANGE .
Page 12
... obtained from the magnesia weighed the same as the magnesium originally burnt ; and if the weight of air obtained from the magnesia was the same as the weight of air which disappeared during burning ; then we should be justified in ...
... obtained from the magnesia weighed the same as the magnesium originally burnt ; and if the weight of air obtained from the magnesia was the same as the weight of air which disappeared during burning ; then we should be justified in ...
Page 18
... obtained from the sulphuric acid with which it interacted ; tin combined with oxygen obtained from nitric acid : the oxide of magnesium , or iron , or tin , thus produced weighed more than the magnesium , or iron , or tin , used ; and ...
... obtained from the sulphuric acid with which it interacted ; tin combined with oxygen obtained from nitric acid : the oxide of magnesium , or iron , or tin , thus produced weighed more than the magnesium , or iron , or tin , used ; and ...
Page 41
... obtained . Potassium chloride is itself produced by the combination of the two elements potassium and chlorine in the ratio 52.41 to 47.59 ; i . e . 100 parts of the compound are composed of 52.41 parts of potassium and 47.59 parts of ...
... obtained . Potassium chloride is itself produced by the combination of the two elements potassium and chlorine in the ratio 52.41 to 47.59 ; i . e . 100 parts of the compound are composed of 52.41 parts of potassium and 47.59 parts of ...
Page 45
... obtained by Stas . 100 parts by weight of silver were required to remove , and enter into combination with , all the chlorine from a parts by weight of ammonium chloride : - x = 49-600 ; 49.599 ; 49.597 ; 49-598 ; 49.593 ; 49.5974 ...
... obtained by Stas . 100 parts by weight of silver were required to remove , and enter into combination with , all the chlorine from a parts by weight of ammonium chloride : - x = 49-600 ; 49.599 ; 49.597 ; 49-598 ; 49.593 ; 49.5974 ...
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Common terms and phrases
acids to form affinity alcohol alkali allotropy ammonia ammonium antimony aqueous solution atom of carbon atom of hydrogen atom of oxygen atomic theory atomic weight basic oxides bismuth bromine Chap chemical change chemical properties chlorine chromium combining weight composed composition copper decomposed definite directly interacting elements and compounds energy expressed form salts gaseous molecules gases gasified grams H₂O H₂SO haloid compounds heat hydrides hydrochloric acid hydrogen and oxygen hydrogen chloride hydroxide interact with acids iodine iron kinds of matter liquid M₂O magnesium mass mercury metals mixture molecular and atomic molecular weight nitric acid nitrogen non-metallic obtained occur oxidised oxygen phosphorus physical potash potassium chloride produced quantity ratio reacting weight reactions represented rubidium selenion shew shewn sodium solid specific gravity structural formulae substances sulphate sulphide sulphuric acid tellurium temperature Thallium tube valency weight of hydrogen weight of oxygen zinc
Popular passages
Page 73 - The fact that two volumes of hydrogen combine with one volume of oxygen to form...
Page 265 - ... the eighth element starting from a given one is a kind of repetition of the first, like the eighth note of an octave in music.
Page 196 - Now it is one great object of this work, to show the importance and advantage of ascertaining the relative weights of the ultimate particles, both of simple and compound bodies, the number of simple elementary particles which constitute one compound particle, and the number of less compound particles which enter into the formation of one more compound particle.
Page 11 - That there abides in nature a certain pure matter, which, being discovered and brought by art to perfection, converts to itself proportionally all imperfect bodies that it touches.
Page 182 - The total energy of any body or system of bodies is a quantity which can neither be increased nor diminished by any mutual action of such bodies, though it may be transformed into any one of the forms of which energy is susceptible.
Page 197 - When only one combination of two bodies can be obtained, it must be presumed to be a binary one, unless some cause appear to the contrary.
Page 175 - Waage formulate the law of mass thus chemical action is proportional to the active mass of each substance taking part in the change.
Page 192 - And it often makes a great difference with what things and in what position the same first-beginnings are held in union and what motions they mutually impart and receive...
Page 49 - Dalton, all substances combine in definite proportions or "equivalents" ; thus, 1 part by weight of hydrogen combines with 8 parts by weight of oxygen to form water.