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 , K.O. HO ...
... 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 , K.O. HO ...
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 ...
... 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 ...
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Common terms and phrases
acids to form affinity alcohol alkali allotropy ammonia ammonium ammonium chloride antimony aqueous solution atom of carbon atom of hydrogen atom of oxygen atomic theory atomic weight basic oxides bismuth bromine 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 tube valency weight of hydrogen weight of oxygen zinc