First Report of a Geological Reconnoissance of the Northern Counties of Arkansas
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In our eReader you can find the full English version of the book. Read First Report of a Geological Reconnoissance of the Northern Counties of Arkansas Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book First Report of a Geological Reconnoissance of the Northern Counties of Arkansas
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To quickly assess the difficulty of the text, read a short excerpt:
50 or 100 cub. Cent, are used for the determination of phosphoric acid by means of molybdate of ammonia.
100 cub. Cent, are nearly neutralized with carbonate of soda, acetate of soda added and heated to ebullition until the liquid appears colorless; the precipitate is collected on a filter, washed, dissolved in hydrochloric acid, and reprecipated with ammonia; it contains all the iron, alumina, and phosphoric acid; the filtrate is treated as in IV.
IV. To the filtrate some hypochlorite of soda ...is added, and enough acetic acid to produce acid reaction, and allowed to rest for x 4 hours; the peroxide of manganese is collected on a filter, and ignited [if the precipi- 199 GEOLOGICAL RECONNOISSANCE tate is considerable, it has to be dissolved in hydrochloric acid and precipi tated with carbonate of soda].
V. To the filtrate some hydrochloric acid is added, and heat applied until the odors of chlorine and acetic acid have disappeared; the lime is then precipitated with oxalate of ammonia, and from the filtrate the magnesia with phosphate of soda.
What to read after First Report of a Geological Reconnoissance of the Northern Counties of Arkansas?
You can find similar books in the "Read Also" column, or choose other free books by Geological Survey of Arkansas to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
50 or 100 cub. Cent, are used for the determination of phosphoric acid by means of molybdate of ammonia.
100 cub. Cent, are nearly neutralized with carbonate of soda, acetate of soda added and heated to ebullition until the liquid appears colorless; the precipitate is collected on a filter, washed, dissolved in hydrochloric acid, and reprecipated with ammonia; it contains all the iron, alumina, and phosphoric acid; the filtrate is treated as in IV.
IV. To the filtrate some hypochlorite of soda ...is added, and enough acetic acid to produce acid reaction, and allowed to rest for x 4 hours; the peroxide of manganese is collected on a filter, and ignited [if the precipi- 199 GEOLOGICAL RECONNOISSANCE tate is considerable, it has to be dissolved in hydrochloric acid and precipi tated with carbonate of soda].
V. To the filtrate some hydrochloric acid is added, and heat applied until the odors of chlorine and acetic acid have disappeared; the lime is then precipitated with oxalate of ammonia, and from the filtrate the magnesia with phosphate of soda.
What to read after First Report of a Geological Reconnoissance of the Northern Counties of Arkansas?
You can find similar books in the "Read Also" column, or choose other free books by Geological Survey of Arkansas to read onlineMoreLess
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