Chemical News and Journal of Industrial Science, Tomy 121-122Chemical news office., 1920 |
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Strona 2
... iron isotope of mass 56 is responsible for the high magnetisa- bility of iron . The regularity of odd and even valencies associated with odd- and even - number isotopes seems to break down at nickel and cobalt . The calculated atomic ...
... iron isotope of mass 56 is responsible for the high magnetisa- bility of iron . The regularity of odd and even valencies associated with odd- and even - number isotopes seems to break down at nickel and cobalt . The calculated atomic ...
Strona 4
... iron which it might have acquired . The silver foil was then cut by scissors into small pieces , which were then etched and washed as before . Weighing was done on the same balance as in the pre- liminary work , but not until after the ...
... iron which it might have acquired . The silver foil was then cut by scissors into small pieces , which were then etched and washed as before . Weighing was done on the same balance as in the pre- liminary work , but not until after the ...
Strona 12
... Iron and Steel Works Laboratory . State age , experience , and salary required . - Address , The Secretary , Consett Iron Co. , Consett , county Durham . ASSISTANT CHEMISTS wanted at once for the Admiralty Inspection Laboratories at ...
... Iron and Steel Works Laboratory . State age , experience , and salary required . - Address , The Secretary , Consett Iron Co. , Consett , county Durham . ASSISTANT CHEMISTS wanted at once for the Admiralty Inspection Laboratories at ...
Strona 18
... iron , iron , which was a colouring matter , was introduced . Therefore , for the optical glass maker , it was essential that he should have a cru- cible which would stand the high temperature and would not be eaten away by the ...
... iron , iron , which was a colouring matter , was introduced . Therefore , for the optical glass maker , it was essential that he should have a cru- cible which would stand the high temperature and would not be eaten away by the ...
Strona 20
... iron moulds , and they are baked at a compara- tively low temperature . By this process , all wheels 30 or more inches in diameter are manu- factured , 60 inches in diameter being the maxi- mum size that can be made . Elastic wheels are ...
... iron moulds , and they are baked at a compara- tively low temperature . By this process , all wheels 30 or more inches in diameter are manu- factured , 60 inches in diameter being the maxi- mum size that can be made . Elastic wheels are ...
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acid added amount analysis appears application Association atomic BEDMINSTER British carbon carried cent CHEMICAL Chemistry chloride coal colloid complete compounds concentration considerable containing continued copper crystals Department deposits determined effect electric elements Engineers experiments fact filtered further give given grms heat hydrogen important increase indicate industry Institution interest iron known lead less limit liquid LONDON manufacture material matter means measure metal method minerals nature NOTES observed obtained Office oxide passed period physical plant position possible practically precipitate prepared present pressure probably production published pure quantity regard removed Research Royal salt sample separated shown Society sodium solution steel structure substance sulphuric surface Table taken temperature theory tion University VBCO VBCO VBCO volume weight