Elementary Chemistry |
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Page 11
... determine the weight of magnesia produced , and the diminution in the quantity of air which accompanied the production of this weight of magnesia ; ( 3 ) to change the magnesia back to magnesium and air , and to determine the weight of ...
... determine the weight of magnesia produced , and the diminution in the quantity of air which accompanied the production of this weight of magnesia ; ( 3 ) to change the magnesia back to magnesium and air , and to determine the weight of ...
Page 14
... determined , and the weights of each and every new kind of matter produced in each of these changes were also determined , —and this has actually been done , -we should find that the new kinds of matter formed were formed by the union ...
... determined , and the weights of each and every new kind of matter produced in each of these changes were also determined , —and this has actually been done , -we should find that the new kinds of matter formed were formed by the union ...
Page 15
... determined are independent of variations in the force of gravity . We have now some notion of what is implied in saying that in a chemical change some kinds of matter cease to exist as such , and some other kinds of matter are produced ...
... determined are independent of variations in the force of gravity . We have now some notion of what is implied in saying that in a chemical change some kinds of matter cease to exist as such , and some other kinds of matter are produced ...
Page 17
... determined fact , that the mass of the copper obtained from the copper sulphate was equal to the mass of copper dissolved in sulphuric acid , proved that the copper sulphate was produced by the union of the copper with some other ...
... determined fact , that the mass of the copper obtained from the copper sulphate was equal to the mass of copper dissolved in sulphuric acid , proved that the copper sulphate was produced by the union of the copper with some other ...
Page 19
... determined , the weight of oxygen produced in the process is easily calculated from the observed volume of the oxygen . In this experiment , one kind of matter - potassium chlorate -has been changed , by the agency of heat , into two ...
... determined , the weight of oxygen produced in the process is easily calculated from the observed volume of the oxygen . In this experiment , one kind of matter - potassium chlorate -has been changed , by the agency of heat , into two ...
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Common terms and phrases
acids to form alkali allotropy ammonia antimony aqueous solution atom of carbon atom of hydrogen atom of oxygen atomic weight basic oxides bismuth bismuthous oxide bromine Chap chemical change chemical properties chlorine chromium combining weight composition compounds of hydrogen definite dissolves in water elements and compounds energy expressed ferric form salts gaseous molecules gases gasified grams H₂O H₂SO halogens haloid compounds hydrides hydrochloric acid hydrogen and oxygen hydrogen chloride hydrogen iodide hydrogen sulphide hydroxide interact with acids interact with water iodide iodine iron kinds of matter liquid M₂O magnesium mercury metals mixture molecular weight nitric acid nitrogen non-metallic obtained occur oxides MO oxidised oxygen phosphorus physical potash potassium chloride quantity ratio reacting weight reactions represented rubidium selenion shew sodium solid soluble specific gravity structural formulae substances sulphate sulphuric acid tellurium temperature tube valency weight of hydrogen weight of oxygen zinc
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