Elementary Chemistry |
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Page 197
... atoms . A mass of any element , or compound , was regarded as constituted of a vast number of very small particles of matter , all alike , all having the same weight , but all unlike the atoms of any other element , or compound . atoms ...
... atoms . A mass of any element , or compound , was regarded as constituted of a vast number of very small particles of matter , all alike , all having the same weight , but all unlike the atoms of any other element , or compound . atoms ...
Page 198
... atomic weight of hydrogen , one ; then the atomic weight of oxygen is asserted to be 8. Masses of hydrogen and oxygen combine in the ratio 1 : 8 , to form water ; but an atom of water is formed by the union of atoms of hydrogen and ...
... atomic weight of hydrogen , one ; then the atomic weight of oxygen is asserted to be 8. Masses of hydrogen and oxygen combine in the ratio 1 : 8 , to form water ; but an atom of water is formed by the union of atoms of hydrogen and ...
Page 199
... atoms of oxygen united with one atom of hydrogen ; in this case the atomic weight of oxygen is 4 . Before the atomic weight of oxygen could be determined 280 from the data of the composition of water , it was necessary to determine the ...
... atoms of oxygen united with one atom of hydrogen ; in this case the atomic weight of oxygen is 4 . Before the atomic weight of oxygen could be determined 280 from the data of the composition of water , it was necessary to determine the ...
Page 200
... atom of oxygen is 16 times heavier than an atom of hydrogen ; but the atomic weight of hydrogen is 1 , therefore the atomic weight of oxygen is 16 . Again , 1 volume of chlorine combines with 1 volume of hydrogen to form hydrogen ...
... atom of oxygen is 16 times heavier than an atom of hydrogen ; but the atomic weight of hydrogen is 1 , therefore the atomic weight of oxygen is 16 . Again , 1 volume of chlorine combines with 1 volume of hydrogen to form hydrogen ...
Page 206
... atom of hydrogen and one atom of chlorine . For reasons such as these , we conclude that the molecular weight of hydrogen is almost certainly two ; that is , that the molecule of hydrogen is composed of two atoms , the weight of each of ...
... atom of hydrogen and one atom of chlorine . For reasons such as these , we conclude that the molecular weight of hydrogen is almost certainly two ; that is , that the molecule of hydrogen is composed of two atoms , the weight of each of ...
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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