Chemical News and Journal of Physical Science, Tom 104Chemical news office., 1911 |
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Strona 2
... tion of two molecules ( amide and water ) from a single molecule ( ammonium acetate ) . This might be expected to counterbalance the slight diminution of yield produced by the temperature lowering . Experiment soon showed that in the ...
... tion of two molecules ( amide and water ) from a single molecule ( ammonium acetate ) . This might be expected to counterbalance the slight diminution of yield produced by the temperature lowering . Experiment soon showed that in the ...
Strona 3
... tion . The oils were then purified with bone - black and ether , using a flask and inverted condenser . The purified oil was a beautiful amber colour , and quite viscous . The specific gravity was found to be 0.9603 . The saponification ...
... tion . The oils were then purified with bone - black and ether , using a flask and inverted condenser . The purified oil was a beautiful amber colour , and quite viscous . The specific gravity was found to be 0.9603 . The saponification ...
Strona 10
... tion of the colour tint of the star . In the instrument described the colour of an image of the star is compared with that of a standard lamp whose tint can be varied . The pyrometer is standardised by reference to an electric furnace ...
... tion of the colour tint of the star . In the instrument described the colour of an image of the star is compared with that of a standard lamp whose tint can be varied . The pyrometer is standardised by reference to an electric furnace ...
Strona 12
... tion by Harry W. Morse .. O 6 .. net 7 6 32 0 The Principles of Chemistry . By D. Mendeléeff , net Higher Mathematics for Students of Chemistry With Special Reference to Practical Work . By J W. Mellor . and Physics . A Text book of ...
... tion by Harry W. Morse .. O 6 .. net 7 6 32 0 The Principles of Chemistry . By D. Mendeléeff , net Higher Mathematics for Students of Chemistry With Special Reference to Practical Work . By J W. Mellor . and Physics . A Text book of ...
Strona 15
... tion may be considerably improved . As is well known to all who have had experience with this method the main difficulty is encountered in securing fat discs perfectly free from occluded air . During the course of the determination ...
... tion may be considerably improved . As is well known to all who have had experience with this method the main difficulty is encountered in securing fat discs perfectly free from occluded air . During the course of the determination ...
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