Chemical News and Journal of Physical Science, Tom 100Chemical news office., 1909 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 3
... sodium hydroxide solution was made up to corre- spond approximately to the hydrochloric acid solution by diluting with distilled water , freshly boiled , pure sodium hydroxide prepared by the action of water vapour on metallic sodium ...
... sodium hydroxide solution was made up to corre- spond approximately to the hydrochloric acid solution by diluting with distilled water , freshly boiled , pure sodium hydroxide prepared by the action of water vapour on metallic sodium ...
Strona 4
... sodium hydroxide in excess , and acidified with hydro- chloric acid . The benzoic acid thus precipitated was crystallised twice from water and dried to constant weight in a desiccator over sulphuric acid . In all of the experiments in ...
... sodium hydroxide in excess , and acidified with hydro- chloric acid . The benzoic acid thus precipitated was crystallised twice from water and dried to constant weight in a desiccator over sulphuric acid . In all of the experiments in ...
Strona 12
... sodium chloride in an improved apparatus brought out by E. Grether and Co. , Manchester , a solution of sodium hypochlorite is produced , containing from 3 to 20 grms . of available chlorine per litre . For laundry work the liquor as ...
... sodium chloride in an improved apparatus brought out by E. Grether and Co. , Manchester , a solution of sodium hypochlorite is produced , containing from 3 to 20 grms . of available chlorine per litre . For laundry work the liquor as ...
Strona 15
... sodium in the presence of each other , finally adopted a modification of the chlorplatinate method for potassium in the presence of relatively large amounts of sodium in physiological work . He worked with quantities of potassium ...
... sodium in the presence of each other , finally adopted a modification of the chlorplatinate method for potassium in the presence of relatively large amounts of sodium in physiological work . He worked with quantities of potassium ...
Strona 16
... sodium cobalti - nitrite acidified with acetic acid . After standing from twelve to twenty hours the potassium was quanti- tatively separated out as potassium sodium cobalti - nitrite which could be freely washed with cold water without ...
... sodium cobalti - nitrite acidified with acetic acid . After standing from twelve to twenty hours the potassium was quanti- tatively separated out as potassium sodium cobalti - nitrite which could be freely washed with cold water without ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acetic alcohol alkali amalgam ammonia amount analysis antimony apparatus atomic weight B.Sc Bakelite boiling BOOKS carbon cent Chem Chemist Chemistry chloride chromate College colour compounds containing copper course crucible crystallisation crystals D.Sc determined dilute dioxide dissolved distilled Edited electric electrodes elements Examination experiments FARRINGDON ST filtered flask gases glass graphite grms heated hydrochloric acid hydrogen hydroxide Inorganic iodic acid iodine iron Journ Laboratory lead Lectures liquid London Long Acre ments metal method mgrm mixture molecule NEWCASTLE ST niobium nitrate nitric acid nitrogen obtained Organic Chemistry oxide oxygen paper pentoxide permanganate phenol Physical platinum post free potassium precipitate prepared present pressure Price Prof pure quantity radio-active radium reaction residue salt sample Science silver silver chromate Sir WILLIAM CROOKES sodium soluble solution Street Students substance sulphate sulphide sulphuric acid tantalum tellurium temperature tion tube uranium vols volume