British Abstracts: Pure chemistry and physiology. ser. A1926 |
Từ bên trong sách
Kết quả 1-5 trong 99
Trang 17
... constant - boiling mixture decreases with the pressure , being 9.4 at 760 mm . and 4.4 at 260 mm . The concentration of phenol in the distillate remains nearly constant so long as the concentration in the liquid is below 85 % . With ...
... constant - boiling mixture decreases with the pressure , being 9.4 at 760 mm . and 4.4 at 260 mm . The concentration of phenol in the distillate remains nearly constant so long as the concentration in the liquid is below 85 % . With ...
Trang 25
... constant pressure is independent of temperature . Substituting the observed values of K and T in the van ' t Hoff equation log K = 0-4343Q / RT + C , it is found that Q = -6725 cal . and C- 5-5373 . The theoretical and experimental ...
... constant pressure is independent of temperature . Substituting the observed values of K and T in the van ' t Hoff equation log K = 0-4343Q / RT + C , it is found that Q = -6725 cal . and C- 5-5373 . The theoretical and experimental ...
Trang 28
... constant pressure ( mol . wt . in mg .; 15 ° cal . ) are : d - tartaric acid , 275-1 ; racemic acid , 273-0 ; meso - tartaric acid , 275-7 ; ammonium hydrogen d - tartrate , hydrogen racemate , and hydrogen meso - tartrate , 341-7 ...
... constant pressure ( mol . wt . in mg .; 15 ° cal . ) are : d - tartaric acid , 275-1 ; racemic acid , 273-0 ; meso - tartaric acid , 275-7 ; ammonium hydrogen d - tartrate , hydrogen racemate , and hydrogen meso - tartrate , 341-7 ...
Trang 29
... constant ( equals K ) , and ( 2 ) is independent of S , and ( 3 ) the coefficient [ ( @K log S ) / { ( 1 / T ) } ] AP - 1 mm . is constant . Existing data are used to verify these . The rela- tion is shown to hold for 31 salts , which ...
... constant ( equals K ) , and ( 2 ) is independent of S , and ( 3 ) the coefficient [ ( @K log S ) / { ( 1 / T ) } ] AP - 1 mm . is constant . Existing data are used to verify these . The rela- tion is shown to hold for 31 salts , which ...
Trang 29
... constant pressure ( mol . wt . in mg .; 15 ° cal . ) are : d - tartaric acid , 275-1 ; racemic acid , 273-0 ; meso - tartaric acid , 275-7 ; ammonium hydrogen d - tartrate , hydrogen racemate , and hydrogen meso - tartrate , 341-7 , 339 ...
... constant pressure ( mol . wt . in mg .; 15 ° cal . ) are : d - tartaric acid , 275-1 ; racemic acid , 273-0 ; meso - tartaric acid , 275-7 ; ammonium hydrogen d - tartrate , hydrogen racemate , and hydrogen meso - tartrate , 341-7 , 339 ...
Ấn bản in khác - Xem tất cả
Thuật ngữ và cụm từ thông dụng
A. A. ELDRIDGE absorption acetic acid acetic anhydride acetone action activity adsorption alcohol alkali aluminium aluminium chloride Amer ammonia ammonium anhydride aqueous solution atoms barium benzene benzyl Biochem boiling bromide calcium carbon dioxide catalyst Chem chemical chim chloric acid colloidal colour compounds concentration condensation containing converted copper corresponding crystallisation crystals curve decomp decomposition derivatives determined dextrose dilute dissociation effect electrolytes electrons ester ether ethyl ethyl alcohol F. G. WILLSON formation formed gives heated hydrate hydrazine hydrochloric acid hydrogen chloride hydrolysis increase iodide iodine ionisation ions ketone liquid magnesium mercury metals method mixture molecular molecules nickel nitrate nitric acid nitrogen obtained oxalate oxide oxidised oxygen P. W. CLUTTERBUCK phenyl Physik platinum potassium potassium hydroxide precipitate prepared presence pressure protein pyridine reaction reduced salt semicarbazone silver sodium hydroxide sols solubility spectra substances sulphate sulphide sulphuric acid temperature vapour whilst yields zinc