Proceedings of the American Academy of Arts and Sciences, 5권American Academy of Arts and Sciences., 1862 |
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57 페이지
... obtained , recorded in column ( 3 ) of the table , the amounts of lead ( col . 4 ) in the mixed precipitates of sulphate of lead and gold were calculated . The carbonate of lead , mixed with bits of paper and gold , above mentioned ...
... obtained , recorded in column ( 3 ) of the table , the amounts of lead ( col . 4 ) in the mixed precipitates of sulphate of lead and gold were calculated . The carbonate of lead , mixed with bits of paper and gold , above mentioned ...
58 페이지
... obtained after evaporation with sulphuric acid , occurs in so finely divided a state , that it is exceed- ingly difficult to prevent loss by the passing of a portion of it through the pores of the filter upon which the precipitate is ...
... obtained after evaporation with sulphuric acid , occurs in so finely divided a state , that it is exceed- ingly difficult to prevent loss by the passing of a portion of it through the pores of the filter upon which the precipitate is ...
59 페이지
... obtained in every instance . The amount of gold obtained varied , however , to a very considerable extent : it was abundant in the American and Spanish coin , less was observed in the English and Mexican , and but little in the French ...
... obtained in every instance . The amount of gold obtained varied , however , to a very considerable extent : it was abundant in the American and Spanish coin , less was observed in the English and Mexican , and but little in the French ...
60 페이지
... obtained . Since ordinary commercial sulphuric acid is used in this operation , it is not strange that a portion of ... obtained by cupellation , and it is well known that silver so obtained almost always contains lead . § * D'Arcet ...
... obtained . Since ordinary commercial sulphuric acid is used in this operation , it is not strange that a portion of ... obtained by cupellation , and it is well known that silver so obtained almost always contains lead . § * D'Arcet ...
61 페이지
... obtained by any of the other processes which are employed upon the large scale . So far as concerns the occurrence of lead in the silver coin of our own country , it could probably be mainly , if not altogether , avoided , by employing ...
... obtained by any of the other processes which are employed upon the large scale . So far as concerns the occurrence of lead in the silver coin of our own country , it could probably be mainly , if not altogether , avoided , by employing ...
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4to pamph 8vo pamph Academy acheniis acuminatis acutis anal piece antimony apice Apothecia appears arms atomic weight attenuatis basal pieces basi Benth Bonnæ brevibus brevioribus breviter calyce calyx capitulis capsula Captain Rodman caule chloride chromate chromate of chromic chromate of potash chrome alum chromic oxide chromium collection corolla Cr₂O CrO3 demum diameter disk Dissertatio exciple Feejee Islands fere floribus flowers Folia foliis formula Gaud genus glabra Gray Greek Hook inch integerrimis Kauai lanceolatis Latin leaves length less lichen ligulis linearibus lobes lobis London longiores longioribus manganate margin nitric acid nunc Oahu oblongis obtusis ovatis oxygen pappo pappus parvis paullo pedicellis pedunculis petiolatis PHYLLOSTEGIA plant precipitate Professor publice defendet quam radial pieces ramis sæpius Sandwich Islands Sciences sessilibus Society solution species specimens Sporæ spores sporoblasts subtus summit Thallus tion Torr tubo utrinque weight δὲ καὶ τὰ τὴν τῆς τὸ τοῦ τῶν
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