Elementary Chemistry |
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Page 19
... hydrogen and oxygen produced are measured ; and special precautions are taken that no water is spilt or lost , and that all the hydrogen and oxygen produced are collected in the tubes . When certain corrections have been made on account ...
... hydrogen and oxygen produced are measured ; and special precautions are taken that no water is spilt or lost , and that all the hydrogen and oxygen produced are collected in the tubes . When certain corrections have been made on account ...
Page 20
... hydrogen is continued as long as any trace of what seems to be water is produced . When the change is com- plete , the apparatus is allowed to cool ; and the various parts are then weighed . The liquid formed can be proved to be water ...
... hydrogen is continued as long as any trace of what seems to be water is produced . When the change is com- plete , the apparatus is allowed to cool ; and the various parts are then weighed . The liquid formed can be proved to be water ...
Page 21
... hydrogen and oxygen ; copper oxide into copper and oxygen : the potassium chloride , or the oxygen , weighed less than the potassium chlorate ; the hydrogen , or the oxygen , weighed less than the water ; the copper , or the oxygen ...
... hydrogen and oxygen ; copper oxide into copper and oxygen : the potassium chloride , or the oxygen , weighed less than the potassium chlorate ; the hydrogen , or the oxygen , weighed less than the water ; the copper , or the oxygen ...
Page 22
... hydrogen ; water and copper were produced : but the water was itself shewn to be produced by the union of the reacting hydrogen with oxygen separated from the copper oxide . The mass of the water added to that of the copper was greater ...
... hydrogen ; water and copper were produced : but the water was itself shewn to be produced by the union of the reacting hydrogen with oxygen separated from the copper oxide . The mass of the water added to that of the copper was greater ...
Page 26
... hydrogen ; in the case of the sulphur no gas is evolved , nor is there any apparent change . Now turn to the mixture of iron and sulphur , and deter- mine whether the iron in it is characterised by those proper- ties which we have found ...
... hydrogen ; in the case of the sulphur no gas is evolved , nor is there any apparent change . Now turn to the mixture of iron and sulphur , and deter- mine whether the iron in it is characterised by those proper- ties which we have found ...
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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