Chemical News and Journal of Physical Science, Tom 103Chemical news office., 1911 |
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Strona 4
... oxygen , sulphur , and nitrogen . pounds , however , occur in small volumes as compared with the hydrocarbons . The first formula , C. , H2 + 2 , represents the paraffin hydrocarbons , of which the first member is methane , CH4 , The ...
... oxygen , sulphur , and nitrogen . pounds , however , occur in small volumes as compared with the hydrocarbons . The first formula , C. , H2 + 2 , represents the paraffin hydrocarbons , of which the first member is methane , CH4 , The ...
Strona 15
... oxygen blowpipe . It was found easiest to do this by removing a few horizontal threads , and then melting down the projecting ends of the vertical wires . In a similar way the vertical joint in the gauze cylinder was made by removing a ...
... oxygen blowpipe . It was found easiest to do this by removing a few horizontal threads , and then melting down the projecting ends of the vertical wires . In a similar way the vertical joint in the gauze cylinder was made by removing a ...
Strona 29
... oxygen is over , in order to oxidise the thio- sulphate formed . All of the excess of peroxide cannot be removed successfully at this point . The solution is cooled somewhat , the beaker covered with a watch - glass , and a hot solution ...
... oxygen is over , in order to oxidise the thio- sulphate formed . All of the excess of peroxide cannot be removed successfully at this point . The solution is cooled somewhat , the beaker covered with a watch - glass , and a hot solution ...
Strona 32
... oxygen ( or its equivalent of oxide of copper ) . Some very satisfactory results were cited . In melting the copper for making brass or bronze , about a handful of salt is used and is preferably put in after it has begun to melt . If ...
... oxygen ( or its equivalent of oxide of copper ) . Some very satisfactory results were cited . In melting the copper for making brass or bronze , about a handful of salt is used and is preferably put in after it has begun to melt . If ...
Strona 33
... oxygen , hydrogen , and carbonic acid . The value of the quantity Ne for the negative ions is in all cases very near the value 122 x 1010 , which corresponds to a charge , e , equal to the charge on a monovalent atom . The ions were ...
... oxygen , hydrogen , and carbonic acid . The value of the quantity Ne for the negative ions is in all cases very near the value 122 x 1010 , which corresponds to a charge , e , equal to the charge on a monovalent atom . The ions were ...
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