British Abstracts: Pure chemistry and physiology. ser. A1930 |
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... molecules . S. BARRATT ( Trans . Faraday Soc . , 1929 , 25 , 758-762 ) .— The presence of bands in the absorption spectra of the vapours of some metals and alloys indicates the presence of di- or poly - atomic molecules . The spectra of ...
... molecules . S. BARRATT ( Trans . Faraday Soc . , 1929 , 25 , 758-762 ) .— The presence of bands in the absorption spectra of the vapours of some metals and alloys indicates the presence of di- or poly - atomic molecules . The spectra of ...
Trang 78
... molecules become dissolved . The amorphous or crystalline nature of solid molecular colloids does not depend on homo- geneity , but on the structure of the molecule . Sym- metrical compounds are crystalline ( polyethylene oxides ...
... molecules become dissolved . The amorphous or crystalline nature of solid molecular colloids does not depend on homo- geneity , but on the structure of the molecule . Sym- metrical compounds are crystalline ( polyethylene oxides ...
Trang 1349
... molecules are differentiated depending on the form of the line skeleton obtained by uniting the centres of gravity of neighbouring structural groups . For a dimensional molecule it is a single line , for a two- dimensional molecule the ...
... molecules are differentiated depending on the form of the line skeleton obtained by uniting the centres of gravity of neighbouring structural groups . For a dimensional molecule it is a single line , for a two- dimensional molecule the ...
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New Methods of Preparing Substances arranged according | 127 |
Lecture Experiments | 134 |
Historical | 171 |
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A. A. ELDRIDGE absorption acetic acid acetic anhydride acetone action adsorbed adsorption alcohol alkali aluminium Amer ammonia ammonium atoms bands barium benzene Biochem Biol boiling bromide calcium carbon dioxide Chem CHEMICAL ABSTRACTS chim chloroform coefficient colloidal compounds Compt concentration constant containing copper crystalline crystals curve decomp decomposition decrease derivatives determined dextrose dilute effect electrons ester ether F. L. USHER ferric formation formed gives heat hydrochloric acid hydrogen chloride hydrolysis hydroxide increase iodide iodine ions ketone L. S. THEOBALD liquid magnesium mercury metal method methyl mixture molecular molecules N. M. BLIGH nitrate nitric nitric acid nitrogen obtained oxide oxidised oxygen phenyl Physik picrate potassium potassium hydroxide precipitation prepared presence pressure protein pyridine R. A. MORTON reaction reduced rend salt semicarbazone sodium sodium hydroxide sols soluble spectra spectrum substance sulphate sulphide sulphuric acid temperature vapour velocity viscosity whilst yields Zentr zinc