Chemical News and Journal of Physical Science, Tom 103Chemical news office., 1911 |
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Strona 1
... means of obtaining a more rapid reduction was suggested to the writer by Prof. R. G. Van Name , and upon trial proved to be a great improvement . As the action of potassium upon alcohol is very energetic , a mixture of one volume of 98 ...
... means of obtaining a more rapid reduction was suggested to the writer by Prof. R. G. Van Name , and upon trial proved to be a great improvement . As the action of potassium upon alcohol is very energetic , a mixture of one volume of 98 ...
Strona 2
... means of a small iron- wire coil , immersed directly in the water and heated electrically , and S was again determined in the same manner . In order to keep conditions as nearly uniform as possible , the calorimeter is surrounded by a ...
... means of a small iron- wire coil , immersed directly in the water and heated electrically , and S was again determined in the same manner . In order to keep conditions as nearly uniform as possible , the calorimeter is surrounded by a ...
Strona 3
... mean temperature of the calorimeter during the initial period . e ' mean temperature of the calorimeter during the ... means of distinguishing between gas oils derived from different fields . While it is manifestly im- possible for an ...
... mean temperature of the calorimeter during the initial period . e ' mean temperature of the calorimeter during the ... means of distinguishing between gas oils derived from different fields . While it is manifestly im- possible for an ...
Strona 15
... means of a hot dilute sulphuric acid solution ( 1:10 ) to which some hydrogen peroxide ( 2 cc . perhydrol per 100 cc . ) had been added . The same stripping solution was used a very considerable number of times . The use of a nickel ...
... means of a hot dilute sulphuric acid solution ( 1:10 ) to which some hydrogen peroxide ( 2 cc . perhydrol per 100 cc . ) had been added . The same stripping solution was used a very considerable number of times . The use of a nickel ...
Strona 16
... means of potassium ferrocyanide . In a few cases it was also electrolysed to constant weight of the deposit . Citric Acid Solutions . As there is a distinct tendency with acetate solution for the results to be very slightly high when ...
... means of potassium ferrocyanide . In a few cases it was also electrolysed to constant weight of the deposit . Citric Acid Solutions . As there is a distinct tendency with acetate solution for the results to be very slightly high when ...
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