Elementary Chemistry |
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Page 62
... hydroxide , which remains dissolved in the water that has not been changed , and 1 part by weight of hydrogen . ( 2 ) When iron and water interact , 168 parts of iron and 72 of water are changed to 232 parts of iron oxide and 8 parts of ...
... hydroxide , which remains dissolved in the water that has not been changed , and 1 part by weight of hydrogen . ( 2 ) When iron and water interact , 168 parts of iron and 72 of water are changed to 232 parts of iron oxide and 8 parts of ...
Page 63
... hydroxide [ which is dissolved in the excess of water ( s . ante par . 56 ) ] and hydrogen , and that the sum of the masses of sodium and water is equal to the sum of the masses of sodium hydroxide and hydrogen . The equations in no way ...
... hydroxide [ which is dissolved in the excess of water ( s . ante par . 56 ) ] and hydrogen , and that the sum of the masses of sodium and water is equal to the sum of the masses of sodium hydroxide and hydrogen . The equations in no way ...
Page 79
... calcium oxide , or lime , the water disappears , the lime swells up , much heat is produced , and the new compound calcium hydroxide , or slaked 104 lime , is formed . The equation CaO + 99-103 ] CHEMICAL STUDY OF WATER AND AIR . 79.
... calcium oxide , or lime , the water disappears , the lime swells up , much heat is produced , and the new compound calcium hydroxide , or slaked 104 lime , is formed . The equation CaO + 99-103 ] CHEMICAL STUDY OF WATER AND AIR . 79.
Page 80
... hydroxide is strongly heated - say to 400 ° or 500 ° —it is decomposed into calcium 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 ...
... hydroxide is strongly heated - say to 400 ° or 500 ° —it is decomposed into calcium 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 ...
Page 81
... hydroxide ; the equation Na + H2O + Aq = NaOHAq + H expresses the composition of the system before and after this interaction . 2 A similar change occurs when potassium is thrown into water ; K + H2O + Aq = KOHAq + H. In each of these ...
... hydroxide ; the equation Na + H2O + Aq = NaOHAq + H expresses the composition of the system before and after this interaction . 2 A similar change occurs when potassium is thrown into water ; K + H2O + Aq = KOHAq + H. In each of these ...
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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