Chemical News and Journal of Industrial Science, Tomy 103-104Chemical news office., 1911 |
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Strona 19
... corresponding curve for water - sulphuric acid solutions . Over the range from the 59 per cent to the 89 per cent acid mixture , the product of the viscosity and the conductivity varies linearly with the composition . The surface ...
... corresponding curve for water - sulphuric acid solutions . Over the range from the 59 per cent to the 89 per cent acid mixture , the product of the viscosity and the conductivity varies linearly with the composition . The surface ...
Strona 20
... corresponding with tryptophan indole - 3 - a - aminopropionic acid ) . The base has been obtained in two ways . 1. By heating together y - aminobutyrylacetal and phenyl- hydrazine in presence of zinc chloride . The reaction pro- duct ...
... corresponding with tryptophan indole - 3 - a - aminopropionic acid ) . The base has been obtained in two ways . 1. By heating together y - aminobutyrylacetal and phenyl- hydrazine in presence of zinc chloride . The reaction pro- duct ...
Strona 44
... corresponding to the formula 3Y203.4N2O5.20H2O . Thirdly , this compound is stable in air , and can exist in contact ... corresponds I cc . to 1 per cent of lead . Dissolve o 2 grm . of pure lead in HNO3 , evaporate with H2SO4 , filter ...
... corresponding to the formula 3Y203.4N2O5.20H2O . Thirdly , this compound is stable in air , and can exist in contact ... corresponds I cc . to 1 per cent of lead . Dissolve o 2 grm . of pure lead in HNO3 , evaporate with H2SO4 , filter ...
Strona 45
... corresponds to about 1 per cent of lead . Titrate till a drop taken out with a drop of saturated uranium acetate ... corresponding to this volume , which occasioned the first yellow colouring with the tannin solution , is deducted ...
... corresponds to about 1 per cent of lead . Titrate till a drop taken out with a drop of saturated uranium acetate ... corresponding to this volume , which occasioned the first yellow colouring with the tannin solution , is deducted ...
Strona 55
... corresponding to 96 per cent of columbic oxide and 4 per cent tantalic oxide , showing that some tantalum went with the columbium . It is probable also that some columbium crystallised with the tantalum double fluoride , but the amount ...
... corresponding to 96 per cent of columbic oxide and 4 per cent tantalic oxide , showing that some tantalum went with the columbium . It is probable also that some columbium crystallised with the tantalum double fluoride , but the amount ...
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