Elementary Chemistry |
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Page 53
... Oxide Lead Sulphide Lead Chloride 100.00 100.00 100.00 100.00 Hydrogen 2.74 100.00 100.00 100.00 100.00 These numbers represent parts by weight of each element which. Water Copper Oxide Copper Sulphide ( a ) Hydrogen 11.1 Oxygen ( a ) ...
... Oxide Lead Sulphide Lead Chloride 100.00 100.00 100.00 100.00 Hydrogen 2.74 100.00 100.00 100.00 100.00 These numbers represent parts by weight of each element which. Water Copper Oxide Copper Sulphide ( a ) Hydrogen 11.1 Oxygen ( a ) ...
Page 58
... oxide in the ratio 137 : 16 by weight , that boron and oxygen combine in the ratio 22:48 ( = 11 × 2:16 × 3 ) , that ... oxide are formed by the combination of 137 parts by weight of barium with 16 parts by weight of oxygen ; 70 parts by ...
... oxide in the ratio 137 : 16 by weight , that boron and oxygen combine in the ratio 22:48 ( = 11 × 2:16 × 3 ) , that ... oxide are formed by the combination of 137 parts by weight of barium with 16 parts by weight of oxygen ; 70 parts by ...
Page 61
... oxide ; this formula also tells that one c . w . of iron combines with one c . w . of oxygen to form ferrous oxide . Fe2O , means ( 56 × 2 ) + ( 16 × 3 ) = 160 parts by weight of a compound called ferric oxide ; also that 2 c . ws . of ...
... oxide ; this formula also tells that one c . w . of iron combines with one c . w . of oxygen to form ferrous oxide . Fe2O , means ( 56 × 2 ) + ( 16 × 3 ) = 160 parts by weight of a compound called ferric oxide ; also that 2 c . ws . of ...
Page 80
... oxide and water ; thus CaO . H2O = CaO + H2O ; the water passes away and the calcium oxide remains as a solid . Copper sulphate - CuSO , ( Cu 63.2 , S = 32 ) —is a white solid ; when it is exposed to moist air it begins to turn blue ...
... oxide and water ; thus CaO . H2O = CaO + H2O ; the water passes away and the calcium oxide remains as a solid . Copper sulphate - CuSO , ( Cu 63.2 , S = 32 ) —is a white solid ; when it is exposed to moist air it begins to turn blue ...
Page 82
... oxide of magnesium or iron is formed and remains in the tube in which the magnesium or iron was heated . Quantitative experiments have proved that for every 18 parts by weight of water decomposed 2 parts by weight of hydrogen are ...
... oxide of magnesium or iron is formed and remains in the tube in which the magnesium or iron was heated . Quantitative experiments have proved that for every 18 parts by weight of water decomposed 2 parts by weight of hydrogen are ...
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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 Chap chemical change chemical properties chlorine chromium combining weight composed composition copper decomposed definite directly interacting elements and compounds energy 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 vols weight of hydrogen weight of oxygen zinc