Elementary Chemistry |
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action alkali aqueous solution atomic weight basic bismuth bodies bromine called carbon chemical change chlorine combining weight composed composition compounds contain copper decomposed definite determined dioxide directly dissolves electric elements energy equal examined exhibit exist experiment expressed facts formula gaseous molecules gases given grams H₂O heat hydrides hydrogen bromide hydrogen chloride hydroxide interact iodine iron kinds of matter known lead less liquid magnesium mass meaning mercury metals method mixture molecular weight molecule negative nitrogen obtained occur oxide oxidised oxygen passed phosphorus physical placed positive potash potassium prepared present probably produced properties quantity ratio reacting weight reactions regarding relations relative remains represented salts separated shew similar sodium solid solution specific statement substances sulphide sulphuric acid temperature term theory tube values volume weight of oxygen whole
Popular passages
Page 75 - The fact that two volumes of hydrogen combine with one volume of oxygen to form...
Page 267 - ... 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 198 - 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 184 - 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 199 - 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 177 - Waage formulate the law of mass thus chemical action is proportional to the active mass of each substance taking part in the change.
Page 194 - 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.