Chemical News and Journal of Physical Science, Tom 121Chemical news office., 1921 |
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Strona 6
... solution in benzene and of benzoic acid from benzene was studied . The iodine was removed to a small extent comparatively , 17 per cent . Since iodine in KI solution exists as the ion 13 , and is removed to the extent of 80 per cent ...
... solution in benzene and of benzoic acid from benzene was studied . The iodine was removed to a small extent comparatively , 17 per cent . Since iodine in KI solution exists as the ion 13 , and is removed to the extent of 80 per cent ...
Strona 7
... solution . Distilled water and pure calcium chloride solution are added , the liquid distilled by means of steam , and the distillate treated with 40 per cent formaldehyde solution and a few drops of concen- trated sulphuric acid . A ...
... solution . Distilled water and pure calcium chloride solution are added , the liquid distilled by means of steam , and the distillate treated with 40 per cent formaldehyde solution and a few drops of concen- trated sulphuric acid . A ...
Strona 8
... solution of potassium bromide . The distillate was allowed to drip into a solu- tion of potassium oxalate prepared by neutralising pure oxalic acid with pure potassium carbonate . The potas- sium bromide thus obtained was recrystallised ...
... solution of potassium bromide . The distillate was allowed to drip into a solu- tion of potassium oxalate prepared by neutralising pure oxalic acid with pure potassium carbonate . The potas- sium bromide thus obtained was recrystallised ...
Strona 14
... solution was strong , a gelatinous precipitate of silica was obtained . He found that by placing this clear solution in a small dish made of parchment , and floating it in water , the sodium chloride produced by the reaction passed ...
... solution was strong , a gelatinous precipitate of silica was obtained . He found that by placing this clear solution in a small dish made of parchment , and floating it in water , the sodium chloride produced by the reaction passed ...
Strona 19
... solution of the diffi- culty . As to the conditions of use , it was quite obvious that a particle could not move in an electric field if there was a good deal of soluble salts present , and that ruled out the possibility of separating ...
... solution of the diffi- culty . As to the conditions of use , it was quite obvious that a particle could not move in an electric field if there was a good deal of soluble salts present , and that ruled out the possibility of separating ...
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