Chemical News and Journal of Industrial Science, Tomy 101-102Chemical news office., 1910 |
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Strona 6
... yield all the phosphorus in a properly oxidised condition , without retention in the residue of calcium phosphate , and without danger of co - precipitation of silico - molybdates . From this point onward the precipitation and titration ...
... yield all the phosphorus in a properly oxidised condition , without retention in the residue of calcium phosphate , and without danger of co - precipitation of silico - molybdates . From this point onward the precipitation and titration ...
Strona 11
... yield substituted xanthenes and hydro- acridines , thus : - но OH но CHPh OH OH но = 2H2O + = CHPh HO OH H2N + CHPh⚫OH Me NH HO · 2H2O + CHPh OH Me The action of hydrogen dioxide on thiocarbamide and some of its derivatives in neutral ...
... yield substituted xanthenes and hydro- acridines , thus : - но OH но CHPh OH OH но = 2H2O + = CHPh HO OH H2N + CHPh⚫OH Me NH HO · 2H2O + CHPh OH Me The action of hydrogen dioxide on thiocarbamide and some of its derivatives in neutral ...
Strona 20
... yield a light - coloured powder , unless mixed with iron oxides , in which case the powder will be reddish or brownish . A small portion of the powder is mixed with twice its bulk of pulverised charcoal and three times its bulk of ...
... yield a light - coloured powder , unless mixed with iron oxides , in which case the powder will be reddish or brownish . A small portion of the powder is mixed with twice its bulk of pulverised charcoal and three times its bulk of ...
Strona 21
... yield 267459 grms . of carbon dioxide if C 12.000 , but only 267276 if C = 12.018 . Two experiments have been made ... yielding large quantities of rare earths other than the thoria , which ( amounting to only about 5 per cent of the ...
... yield 267459 grms . of carbon dioxide if C 12.000 , but only 267276 if C = 12.018 . Two experiments have been made ... yielding large quantities of rare earths other than the thoria , which ( amounting to only about 5 per cent of the ...
Strona 23
... yields dithionate and 10.16 per cent sulphate . In a sealed tube the action of heat must not be continued too long ... yield a series of crystalline products , the variable composition of which is a function of that of the fused liquid ...
... yields dithionate and 10.16 per cent sulphate . In a sealed tube the action of heat must not be continued too long ... yield a series of crystalline products , the variable composition of which is a function of that of the fused liquid ...
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acetic acid action alcohol alkaline aluminium ammonia ammonium amount analysis apparatus atomic weight B.Sc barium boiling bromide calcium calculated carbon dioxide cent Chem chemical Chemistry chemists chloride colour comet compounds concentrated condensation containing copper crystalline D.Sc decomposed derivatives determination dilute dissolved distilled ether ethyl evaporated excess experiments filter filtrate flask formed formula gives gold grms heated hydrochloric acid hydrogen hydroxide invertase iodide iodine iron J. J. Thomson ketone liquid melting metal method mgrms mineral mixture molecular molecules muriatic niobic nitrate nitric acid obtained oxide oxidised oxygen paper perchloric acid permanganate phosphorus platinum potassium precipitate prepared present Prof pure quantity reaction reduced residue salt sample scandium silver phosphate Society sodium sodium carbonate soluble substance sugar sulphate sulphide sulphuric acid tantalic acid tantalum telluride tellurium temperature theory tion titanic acid titanium tube vanadium vapour washed ytterbium zinc