Elementary Chemistry |
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Page 8
So far as our experiments could tell us , the new matter formed did not exist as a
part of the material system before the change began . Those changes which we
have classed together as physical have been characterised by the continued ...
So far as our experiments could tell us , the new matter formed did not exist as a
part of the material system before the change began . Those changes which we
have classed together as physical have been characterised by the continued ...
Page 14
The terms disappeared , and was produced , do not then mean were destroyed ,
and were created ; they rather mean , ceased to exist under the conditions of
experiment as a distinct kind of matter , and , was the product of the chemical ...
The terms disappeared , and was produced , do not then mean were destroyed ,
and were created ; they rather mean , ceased to exist under the conditions of
experiment as a distinct kind of matter , and , was the product of the chemical ...
Page 15
We have now some notion of what is implied in saying that in a chemical change
some kinds of matter cease to exist as such , and some other kinds of matter are
produced by the interactions of those originally present . To some extent we see ...
We have now some notion of what is implied in saying that in a chemical change
some kinds of matter cease to exist as such , and some other kinds of matter are
produced by the interactions of those originally present . To some extent we see ...
Page 33
... hydrogen and chlorine — so unlike the compounds from which they have been
produced that the only expression to be used regarding the occurrence is that
each compound has ceased to exist and has been replaced by two new kinds of
...
... hydrogen and chlorine — so unlike the compounds from which they have been
produced that the only expression to be used regarding the occurrence is that
each compound has ceased to exist and has been replaced by two new kinds of
...
Page 34
An infinite number of these exists , or may be formed , by mixing elements with
elements , or compounds with compounds , or elements with 44 compounds , or
mixtures of any of these with other 34 [ CHAP . III , ELEMENTARY CHEMISTRY ,
An infinite number of these exists , or may be formed , by mixing elements with
elements , or compounds with compounds , or elements with 44 compounds , or
mixtures of any of these with other 34 [ CHAP . III , ELEMENTARY CHEMISTRY ,
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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 elements energy equal erbium exist experiment expressed formula gaseous molecules 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 silver similar sodium solid solution specific substances sulphide sulphur sulphuric acid temperature term theory values vols volume whole