The New ChemistryD. Appleton, 1874 - 326 стор. |
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Сторінка 83
... volatile bodies from a knowledge of their composition and other chemical relations ; but , nevertheless , there are numerous in- stances in which the conclusions thus drawn are very questionable , and a great deal of the uncertainty ...
... volatile bodies from a knowledge of their composition and other chemical relations ; but , nevertheless , there are numerous in- stances in which the conclusions thus drawn are very questionable , and a great deal of the uncertainty ...
Сторінка 124
... volatile compounds , and also the ex- act per cent . of any element which each substance con- tains , we can readily comprehend the method employed for finding the weight of the atom . Let it be the weight of the oxygen atom which we ...
... volatile compounds , and also the ex- act per cent . of any element which each substance con- tains , we can readily comprehend the method employed for finding the weight of the atom . Let it be the weight of the oxygen atom which we ...
Сторінка 126
... an elementary substance is not the same as the atom . Take , now , another elementary substance - chlorine . Here we have a list of some of the volatile compounds WEIGHT OF THE CHLORINE ATOM . 127 of this element 126 ATOMIC WEIGHTS ,
... an elementary substance is not the same as the atom . Take , now , another elementary substance - chlorine . Here we have a list of some of the volatile compounds WEIGHT OF THE CHLORINE ATOM . 127 of this element 126 ATOMIC WEIGHTS ,
Сторінка 127
... volatile com- pounds of carbon as they are shown in the next dia- gram . Here we have a similar constancy in the repe- tition of the number 12. Twelve microcriths is the smallest quantity of carbon contained in the molecule of any ...
... volatile com- pounds of carbon as they are shown in the next dia- gram . Here we have a similar constancy in the repe- tition of the number 12. Twelve microcriths is the smallest quantity of carbon contained in the molecule of any ...
Сторінка 129
... volatile carbon compounds is very large , and our list might have been greatly extended . It must also be constant- ly remembered , as I have said , that these tables em- body the result of a vast amount of experimental labor -labor , I ...
... volatile carbon compounds is very large , and our list might have been greatly extended . It must also be constant- ly remembered , as I have said , that these tables em- body the result of a vast amount of experimental labor -labor , I ...
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acetic ether aëriform alcohol alkali atom of carbon atom of oxygen atoms of hydrogen burning butyric acid calcic called carbonic dioxide charcoal chemical change chemist chemistry color combination combustion compounds consists contain criths cubic cubic centimetres cule definite elementary substances elements equal ether evidence experiment facts film flame formic acid gases glass grammes H₂O heat Hence hydrate hydrochloric acid hydrogen hydrogen gas hydrogen-atoms illustrate inch iron lecture light liquid litre mass material metal microcriths mole molecular structure molecular weight molecule of oxygen molecule of water molecules nitric acid nitro-glycerine nitrogen nitrous oxide notice obtained oxide oxygen oxygen atoms oxygen gas particles phenomena phosphorus polarized pole potassic pounds pressure principle proportions quantivalence radical reaction result salt simple sodium solid solution specific gravity sugar sulphur symbol temperature theory tion tube vapor volatile volume wholly