Elementary Chemistry |
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Page 80
... potash . This solid is not chemically changed by heat ; at a high temperature it melts , and at a very high temperature it is volatilised ; but the melted sub- stance , or that which is volatilised , has the same composition , KO . H2O ...
... potash . This solid is not chemically changed by heat ; at a high temperature it melts , and at a very high temperature it is volatilised ; but the melted sub- stance , or that which is volatilised , has the same composition , KO . H2O ...
Page 82
... potash solution ( A ) . The gases coming from the tube bubble through this solution . Hydrogen chloride is absorbed by caustic potash , but oxygen is not . The gas which is not absorbed by the caustic potash is collected and proved to ...
... potash solution ( A ) . The gases coming from the tube bubble through this solution . Hydrogen chloride is absorbed by caustic potash , but oxygen is not . The gas which is not absorbed by the caustic potash is collected and proved to ...
Page 89
... potash , and determining the increase in the weight of these tubes ; or ( 2 ) by adding , to a measured volume of air , a known quantity of barium oxide dissolved in water , and determining the quantity of this oxide which remains when ...
... potash , and determining the increase in the weight of these tubes ; or ( 2 ) by adding , to a measured volume of air , a known quantity of barium oxide dissolved in water , and determining the quantity of this oxide which remains when ...
Page 90
... potash ( KOH ) which has not been changed by the carbon dioxide ( CO ) : the barium carbonate ( BaCO , ) formed in ( 2 ) is a solid , it settles down in the liquid , and the unchanged barium oxide ( BaO ) remains in solution and is ...
... potash ( KOH ) which has not been changed by the carbon dioxide ( CO ) : the barium carbonate ( BaCO , ) formed in ( 2 ) is a solid , it settles down in the liquid , and the unchanged barium oxide ( BaO ) remains in solution and is ...
Page 95
... potash , phosphorus hydride ( PH ) is one of the products of the reaction ; when a solution of arsenic oxide in water is brought into contact with dilute sulphuric acid and zinc , arsenic hydride ( ASH ) , zinc sulphate , hydrogen , and ...
... potash , phosphorus hydride ( PH ) is one of the products of the reaction ; when a solution of arsenic oxide in water is brought into contact with dilute sulphuric acid and zinc , arsenic hydride ( ASH ) , zinc sulphate , hydrogen , and ...
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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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