Elementary Chemistry |
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Page 18
... containing mercury . A weighed quantity of a white solid called potassium chlorate is placed in the flask this solid is heated until it melts ; the gas which comes off is collected in the graduated cylinder 18 [ CHAP . II . ELEMENTARY ...
... containing mercury . A weighed quantity of a white solid called potassium chlorate is placed in the flask this solid is heated until it melts ; the gas which comes off is collected in the graduated cylinder 18 [ CHAP . II . ELEMENTARY ...
Page 19
... oxide is placed in a bulb of hard glass arranged as shewn in fig . 8. The U tubes contain calcium chloride , a substance which greedily absorbs water ; these tubes , as well 2-2 25-28 ] 19 ELEMENTS AND NOT - ELEMENTS .
... oxide is placed in a bulb of hard glass arranged as shewn in fig . 8. The U tubes contain calcium chloride , a substance which greedily absorbs water ; these tubes , as well 2-2 25-28 ] 19 ELEMENTS AND NOT - ELEMENTS .
Page 20
... containing the 29 Fig . 8 . W Precautions are taken that the Pure dry hydrogen is copper oxide is also weighed . entire apparatus is quite air - tight . passed slowly in as shewn by the arrow ; after a few minutes the copper oxide is ...
... containing the 29 Fig . 8 . W Precautions are taken that the Pure dry hydrogen is copper oxide is also weighed . entire apparatus is quite air - tight . passed slowly in as shewn by the arrow ; after a few minutes the copper oxide is ...
Page 28
... contains that quantity which has come over for a temperature- interval of ( say ) 5 ° or 8o , and if each of these quantities is again distilled , and the distillate for every 3 ° or 4o is collected in separate vessels , it is possible ...
... contains that quantity which has come over for a temperature- interval of ( say ) 5 ° or 8o , and if each of these quantities is again distilled , and the distillate for every 3 ° or 4o is collected in separate vessels , it is possible ...
Page 32
... contains each of those kinds of matter by the interaction of which it has been formed . Thus , a mixture of iron and sulphur contains iron and contains sulphur ; inasmuch as , not only is the mass of the mixture the sum of the masses of ...
... contains each of those kinds of matter by the interaction of which it has been formed . Thus , a mixture of iron and sulphur contains iron and contains sulphur ; inasmuch as , not only is the mass of the mixture the sum of the masses 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 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