Chemical News and Journal of Industrial Science, Tom 12Chemical news office., 1865 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 5
... boiled in pitch , and again charred along with a charge of coal in a gas retort . This is repeated several times , until the required density is attained . They are then ground into the proper shape , and smoothed on the surfaces . They ...
... boiled in pitch , and again charred along with a charge of coal in a gas retort . This is repeated several times , until the required density is attained . They are then ground into the proper shape , and smoothed on the surfaces . They ...
Strona 9
... boiled . It also combines , with great energy , with chlorine , bromine , and sulphuric acid . The best absorbent for it ... boiling it with copper turnings until it is colourless . The solution is then put into a bottle or flask , with ...
... boiled . It also combines , with great energy , with chlorine , bromine , and sulphuric acid . The best absorbent for it ... boiling it with copper turnings until it is colourless . The solution is then put into a bottle or flask , with ...
Strona 10
... boil at 428 ° . ( To be continued . ) ACADEMY OF SCIENCES . June 19 , 1865 . A NOTE " On the Extraction of Sugar , " by M ... boiling alcohol , and distils the alcohol from the solution . The residue is treated with water and filtered to ...
... boil at 428 ° . ( To be continued . ) ACADEMY OF SCIENCES . June 19 , 1865 . A NOTE " On the Extraction of Sugar , " by M ... boiling alcohol , and distils the alcohol from the solution . The residue is treated with water and filtered to ...
Strona 12
... boiling . Concluding that some mistake must have been made , the experiments were repeated , both by my assistant and by myself ; but we always obtained the same anomalous result , no matter whether the water was boiled for an hour or ...
... boiling . Concluding that some mistake must have been made , the experiments were repeated , both by my assistant and by myself ; but we always obtained the same anomalous result , no matter whether the water was boiled for an hour or ...
Strona 13
... boiled for about fifteen minutes . The whole is then made up with distilled water to 7000 grains ( one deci - gallon ) , agitated well , and thrown upon a filter . I then take of the filtrate , by the use of a pipette , 1400 grains ...
... boiled for about fifteen minutes . The whole is then made up with distilled water to 7000 grains ( one deci - gallon ) , agitated well , and thrown upon a filter . I then take of the filtrate , by the use of a pipette , 1400 grains ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acetic action alcohol ammonia amount analysis animal apparatus appear application atoms becomes bismuth bodies boiling called carbonic acid cause cent chemical Chemistry chloride coal colour combination communication complete composition compounds considerable constituent containing continued copper corresponding course described determined dissolved distillation effect elements employed equal ether examined existence experiments fact force give given glass glucose heat hydrochloric hydrogen important Improvements interest iron known lead lecture less light lime liquid manufacture matter means mercury metal method mineral mixed mixture molecules nature nitrogen notice observed obtained operation ordinary organic oxide oxygen pass practical precipitate prepared present produced proportion proved pure quantity received remains residue salts separated soda sodium amalgam solution substance sulphuric acid temperature tion tube vapour volume weight