Russian Journal of Inorganic Chemistry, Tập 22Chemical Society., 1977 |
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... determined by neutron activation analysis . The breakdown of stoichio- metry was determined by the hydrogen method9 . The procedure used was that specimens of Ln2S3 of known phase and chemical composition were kept in gas mixtures of ...
... determined by neutron activation analysis . The breakdown of stoichio- metry was determined by the hydrogen method9 . The procedure used was that specimens of Ln2S3 of known phase and chemical composition were kept in gas mixtures of ...
Trang 722
... determined by potentio- metric titration of a specimen of solution using AgNO , solution . Carbon and hydrogen were determined by the combustion of a weighed specimen of the compound in a stream of oxygen in a tube heated to 900-950 ° C ...
... determined by potentio- metric titration of a specimen of solution using AgNO , solution . Carbon and hydrogen were determined by the combustion of a weighed specimen of the compound in a stream of oxygen in a tube heated to 900-950 ° C ...
Trang 829
... determined gravimetrically by decomposing a weighed portion with hydrazine hydrate and then roasting at 250-270 ° C to constant mass . The nitric acid concentration was determined by titration with alkali solution and by Devarda's ...
... determined gravimetrically by decomposing a weighed portion with hydrazine hydrate and then roasting at 250-270 ° C to constant mass . The nitric acid concentration was determined by titration with alkali solution and by Devarda's ...
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Hydrolysis of ironIII sulphate in zinc sulphate | 27 |
Reaction of tricalcium orthophosphate with | 33 |
at 50C | 50 |
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absorption bands absorption spectra acid Akad alkali metal ammonium analysis anion aqueous solutions atoms bond calculated cations cerium Chem chemical chloride cm-¹ cm¹ cobalt(III complex formation composition compounds concentration coordination copper(II corresponding crystallisation crystals curve decomposition decrease dehydration derivatograms determined dissociation electronic endothermic endothermic effect equilibrium diagram ethanol experimental Figure formed groups H₂O hafnium heating hydrates hydrogen hydrolysis hydroxide infrared infrared spectra Inorg interaction investigated ions iron(II isotherm kcal Khim Khimiya lanthanide lanthanum ligand liquid melts method mixture mole Moscow Nauk SSSR Neorg nickel(II obtained optical density oxide oxygen phosphate potassium precipitate protons pyrochlore range ratio reaction Russ salts shows sodium solid phase solid solutions solubility specimens spectrum stability constants structure studied sulphate Table temperature thermal tion titration Translated from Zhurnal tungstates vibrations water molecules wavenumbers X-ray diffraction X-ray diffraction patterns Zhur Zhurnal Neorganicheskoi Khimii zirconium