British Abstracts: Pure chemistry and physiology. ser. A1943 |
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Trang 55
... crystals are discussed . It is supposed that the loosely bound structural units at the surface of a crystal undergo ... crystals must in general have a higher m.p. than a large cryst . mass . The theory is compared with experiment on ...
... crystals are discussed . It is supposed that the loosely bound structural units at the surface of a crystal undergo ... crystals must in general have a higher m.p. than a large cryst . mass . The theory is compared with experiment on ...
Trang 83
... crystals , obtained in two ways , shows that only one cryst . modification exists ; a 5.60 , 12.1 A. , and probable space - groups are D3 , D3 , and C. The crystal structure is illustrated diagrammatically . L. S. T. 25 == Dihalides of ...
... crystals , obtained in two ways , shows that only one cryst . modification exists ; a 5.60 , 12.1 A. , and probable space - groups are D3 , D3 , and C. The crystal structure is illustrated diagrammatically . L. S. T. 25 == Dihalides of ...
Trang 169
... crystals are reviewed . Spectrographic analyses recorded for galena ( I ) and calcite ( II ) show that , in single crystals , the minor foreign elements are not uniformly dispersed throughout the host crystal , but are distributed in ...
... crystals are reviewed . Spectrographic analyses recorded for galena ( I ) and calcite ( II ) show that , in single crystals , the minor foreign elements are not uniformly dispersed throughout the host crystal , but are distributed in ...
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absorption absorption spectra Acad acetate acid AcOH activity adsorption alkali Amer Anal analysis ation atoms boiling calc catalyst cellulose CHCI Chem chemical chloride CHPh CO₂ CO₂H coeff colour compounds Compt conc concn const containing converted corr cryst crystals curves decomp decreases derivatives described determined diazotised dioxan discussed effect electrolytes electron energy equilibrium ester ether EtOH formation formed Geol gives H₂ H₂O H₂SO heat hydrochloride hydrogen hydrolysed increases ionisation ions isomerised ketone lattice liquid measurements MeOH metal method methyl minerals mixtures NaOH obtained oxidation oxidised oxime particles phenols PhOH Physical Rev picrate polarisation polymerisation pptd pptn prep presence pressure reaction reagent reduced rend room temp salts semicarbazone solubility solution solvent spectra spectrum structure substances surface theory thermal titration vals vapour X-ray yield