Elementary Chemistry |
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... volume . The book does not profess to be a descriptive catalogue of chemical facts regarding the properties of the individual elements and compounds . The authors entertain views rather different from those which generally.
... volume . The book does not profess to be a descriptive catalogue of chemical facts regarding the properties of the individual elements and compounds . The authors entertain views rather different from those which generally.
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... regarding the relative importance of the various parts of chemistry ; they have endeavoured to make the teaching given in this book sound so far as it goes ; they have tried to bind together the facts and principles of the science , and ...
... regarding the relative importance of the various parts of chemistry ; they have endeavoured to make the teaching given in this book sound so far as it goes ; they have tried to bind together the facts and principles of the science , and ...
Page 33
... regarding the occurrence is that each compound has ceased to exist and has been replaced by two new kinds of matter . Neither iron nor sulphur has yet been separated into unlike parts ; the methods which succeed in separating iron ...
... regarding the occurrence is that each compound has ceased to exist and has been replaced by two new kinds of matter . Neither iron nor sulphur has yet been separated into unlike parts ; the methods which succeed in separating iron ...
Page 37
... regarding them has been learned by making quantitative experiments and by reasoning on the results of these experiments . So long as our experiments are merely qualitative we can attain to no just conceptions of those changes which it ...
... regarding them has been learned by making quantitative experiments and by reasoning on the results of these experiments . So long as our experiments are merely qualitative we can attain to no just conceptions of those changes which it ...
Page 43
... the combination of fixed and invariable masses of two , or more than two , elements . What is stated regarding the quantita- Intutal 59 60 tive composition of these compounds has been found 56-58 ] 43 LAWS OF CHEMICAL COMBINATION .
... the combination of fixed and invariable masses of two , or more than two , elements . What is stated regarding the quantita- Intutal 59 60 tive composition of these compounds has been found 56-58 ] 43 LAWS OF CHEMICAL COMBINATION .
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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.