Elementary Chemistry |
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Page 79
102 The solution is sometimes unattended with any chemical change ; e . g .
common salt or sugar dissolves in water , on evaporating off the water the salt or
sugar remains ( v . ante , par . 10 ) . In some cases solution in water is
accompanied ...
102 The solution is sometimes unattended with any chemical change ; e . g .
common salt or sugar dissolves in water , on evaporating off the water the salt or
sugar remains ( v . ante , par . 10 ) . In some cases solution in water is
accompanied ...
Page 80
When solid potassium oxide , KO ( K = 39 ) , is placed in water it instantly
dissolves ; when the solution is boiled to dryness a white solid remains having
the composition K , O . HO , called potassium hydroxide , or hydrated potassium
oxide , or ...
When solid potassium oxide , KO ( K = 39 ) , is placed in water it instantly
dissolves ; when the solution is boiled to dryness a white solid remains having
the composition K , O . HO , called potassium hydroxide , or hydrated potassium
oxide , or ...
Page 82
The exit end of the porcelain tube is connected with a vessel containing caustic
potash solution ( A ) . The gases coming from the tube bubble through this
solution . Hydrogen chloride is absorbed by caustic potash , but oxygen is not .
The gas ...
The exit end of the porcelain tube is connected with a vessel containing caustic
potash solution ( A ) . The gases coming from the tube bubble through this
solution . Hydrogen chloride is absorbed by caustic potash , but oxygen is not .
The gas ...
Page 87
The solution of a mixture of gases by a liquid between which and the gases there
is no chemical interaction follows the same course as if each gas were dissolved
separately in the liquid . The solution of a gaseous compound , on the other ...
The solution of a mixture of gases by a liquid between which and the gases there
is no chemical interaction follows the same course as if each gas were dissolved
separately in the liquid . The solution of a gaseous compound , on the other ...
Page 95
Compounds of hydrogen with other elements are sometimes formed in chemical
interactions between several elements or compounds ; thus when phosphorus is
heated with an aqueous solution of caustic potash , phosphorus hydride ( PH ) ...
Compounds of hydrogen with other elements are sometimes formed in chemical
interactions between several elements or compounds ; thus when phosphorus is
heated with an aqueous solution of caustic potash , phosphorus hydride ( PH ) ...
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acid action added alkali aqueous solution atomic weight basic bismuth bodies bromine called carbon chemical change chlorine combining weight composed composition compounds contain copper decomposed definite Demy determined dioxide directly dissolves easily Edited electric elements energy equal erbium exhibit exist experiment expressed formula gases given grams haloid heat hydrated hydrides hydrogen hydroxides interact iodine iron kinds of matter known lead less liquid magnesium marked mass meaning mercury metals method mixture molecular weight molecule negative nitric nitrogen Notes obtained occur oxide oxidised oxygen passed phosphorus physical placed positive potash potassium prepared present probably produced properties quantity ratio reacting weight reactions regarding relations relative remains represented salts separated shew similar sodium solid solution specific substances sulphide sulphur sulphuric acid temperature term theory values vols volume whole