Chemical News and Journal of Physical Science, Tom 83Chemical news office., 1901 |
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Strona 8
... material gave Se 97'75 per cent , Te 2.25 per cent . Here again we have no information concerning the preparation of the material , but are told merely that it was metallic selenium . The results for a range from 98 ° to 20 ° are 0 ...
... material gave Se 97'75 per cent , Te 2.25 per cent . Here again we have no information concerning the preparation of the material , but are told merely that it was metallic selenium . The results for a range from 98 ° to 20 ° are 0 ...
Strona 22
... material within ; equally so a viscous substance like amorphous selenium . Increasing the surface for a given weight of material would then always bring about a lowering of the density , and if the surface were made relatively large ...
... material within ; equally so a viscous substance like amorphous selenium . Increasing the surface for a given weight of material would then always bring about a lowering of the density , and if the surface were made relatively large ...
Strona 198
... material decreased to The = 232'0 and 2319. By working up a much larger quantity of material and trying to determine the atomic weight by the oxalate method , abnormal results were obtained owing to the easy forma- tion of basic salts ...
... material decreased to The = 232'0 and 2319. By working up a much larger quantity of material and trying to determine the atomic weight by the oxalate method , abnormal results were obtained owing to the easy forma- tion of basic salts ...
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