 The molecular weight of oxalic acid is 126.024 and, as the acid is dibasic, a normal solution would contain one-half of the molecular weight; that is, 63.012 grams. For ordinary work the commercial acid may be assumed as sufficiently pure to use as standard....  A Treatise on Diagnostic Methods of Examination - Page 380de Hermann Sahli - 1905 - 1008 pagesAffichage du livre entier - À propos de ce livre
 | Francis Ashley Faught - 1915 - 518 pages
...work the commercial acid may be assumed as sufficiently pure to use as standard. Sixty-three grams of a well-crystallized and chemically pure oxalic...phenolphthalein solution are added as an indicator to 10 cubic centimeters of normal oxalic acid solution. Then to this an approximately normal sodium hydroxid... | |
 | Francis Ashley Faught - 1916 - 502 pages
...standard. Sixty-three grams of a well-crystallized and chemically pure oxalic acid are dissolved jn distilled water and the volume made up to exactly...normal sodium hydroxid solution will require, in order j;o neutralize a given volume of the normal oxalic acid solution, exactly the same volume. A few drops... | |
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