Chemical News and Journal of Industrial Science, Tomy 99-100Chemical news office., 1909 |
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Strona 8
... present as the sulphate , and to destroy any organic matter which night be present . The residue for the gravimetric estimation was dissolved in a little water and a few drops of hydrochloric acid over the steam - bath , and the ...
... present as the sulphate , and to destroy any organic matter which night be present . The residue for the gravimetric estimation was dissolved in a little water and a few drops of hydrochloric acid over the steam - bath , and the ...
Strona 9
... present certain evidence recently obtained which bears observations recorded in this Bulletin . Although con- directly upon the subject . temporaneous , the two investigations have been carried on quite independently , except in regard ...
... present certain evidence recently obtained which bears observations recorded in this Bulletin . Although con- directly upon the subject . temporaneous , the two investigations have been carried on quite independently , except in regard ...
Strona 10
... present . The experiment of Dunstan and his co - workers was so carefully carried out that there seems to be no doubt that if carbonic acid plays any role whatever it is an unimportant one , and that rusting can go on with extreme ...
... present . The experiment of Dunstan and his co - workers was so carefully carried out that there seems to be no doubt that if carbonic acid plays any role whatever it is an unimportant one , and that rusting can go on with extreme ...
Strona 16
... present a weight of hydroxyl ions approximately equal to 0.35 X 360 х 10-6 = 0.00012 grm . OH . This corresponds to an amount 11.2 X 360 × 10-6 of ferrous iron dissolved equal to 0.00040 grm . Fe . Stimulating and Inhibiting Effects of ...
... present a weight of hydroxyl ions approximately equal to 0.35 X 360 х 10-6 = 0.00012 grm . OH . This corresponds to an amount 11.2 X 360 × 10-6 of ferrous iron dissolved equal to 0.00040 grm . Fe . Stimulating and Inhibiting Effects of ...
Strona 26
... present in the yellow fluid from 20 grms . of columbite , I evaporated the whole amount of the washings to dryness in a platinum dish with a slight excess of sulphuric acid , on taking up with water and boiling , there was obtained o ...
... present in the yellow fluid from 20 grms . of columbite , I evaporated the whole amount of the washings to dryness in a platinum dish with a slight excess of sulphuric acid , on taking up with water and boiling , there was obtained o ...
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