Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
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Strona 4
... quantity in so far as their spectra are concerned ; in other words , both spectra have their long and short lines , the lines in the spectrum of the element being represented by bands or fluted lines in the spectrum of the compound ...
... quantity in so far as their spectra are concerned ; in other words , both spectra have their long and short lines , the lines in the spectrum of the element being represented by bands or fluted lines in the spectrum of the compound ...
Strona 5
... quantities as not to show any traces of the H lines . " How far this and similar variations between photo- graphic ... quantity of suspended mineral matter . 2. Absence of any trace of mineral acids or of acid salts , or corrosive ...
... quantities as not to show any traces of the H lines . " How far this and similar variations between photo- graphic ... quantity of suspended mineral matter . 2. Absence of any trace of mineral acids or of acid salts , or corrosive ...
Strona 6
... quantity , on treatment with ether , and this , coupled with the presence of both ferric and ferrous oxides , and the comparative ease with which wrought - iron filings are attacked by oleic acid in presence of water , when heated under ...
... quantity , on treatment with ether , and this , coupled with the presence of both ferric and ferrous oxides , and the comparative ease with which wrought - iron filings are attacked by oleic acid in presence of water , when heated under ...
Strona 7
... quantity of air through openings in the flue , then supplying sufficient heat . The roaster soie being heated to a dull red heat , 2 cwts . of the dressed pyrites , or ground regulus , is mixed with from 10 to 15 per cent of previously ...
... quantity of air through openings in the flue , then supplying sufficient heat . The roaster soie being heated to a dull red heat , 2 cwts . of the dressed pyrites , or ground regulus , is mixed with from 10 to 15 per cent of previously ...
Strona 8
... quantity the residue may be smelted , and the gold and silver recovered by cupellation . If not present in sufficient quantity to smelt , but still so is roasted , treated with a little condenser liquor , washed , much as to interfere ...
... quantity the residue may be smelted , and the gold and silver recovered by cupellation . If not present in sufficient quantity to smelt , but still so is roasted , treated with a little condenser liquor , washed , much as to interfere ...
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