Analytical Chemistry: An IntroductionHolt, Rinehart and Winston, 1965 - 527 pagine |
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Pagina 328
... reaction positive if the reaction , as written , proceeds spontaneously relative to the standard hydrogen electrode . A nonspontaneous reaction will have a negative potential . Thus for the three half reactions already considered we ...
... reaction positive if the reaction , as written , proceeds spontaneously relative to the standard hydrogen electrode . A nonspontaneous reaction will have a negative potential . Thus for the three half reactions already considered we ...
Pagina 329
... reaction , as above , beside the poten- tial of the half cell . Note also that , the sign of the electrode potential is employed here to indicate the direction of the spontaneous chemical reac- tion . This sign should not be confused ...
... reaction , as above , beside the poten- tial of the half cell . Note also that , the sign of the electrode potential is employed here to indicate the direction of the spontaneous chemical reac- tion . This sign should not be confused ...
Pagina 337
... reaction is spontaneous as written ; a negative sign , on the other hand , will mean that a potential greater than this must be applied to the cell in order to cause the reaction to proceed in the manner indicated . Provided we know the ...
... reaction is spontaneous as written ; a negative sign , on the other hand , will mean that a potential greater than this must be applied to the cell in order to cause the reaction to proceed in the manner indicated . Provided we know the ...
Sommario
The Scope of Analytical Chemistry | 1 |
Some Elementary Concepts | 7 |
The Evaluation of Analytical Data | 34 |
Copyright | |
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absorbance absorption acid solution addition AgCl AgNO3 aliquot analysis analytical barium base buffer buret Calculate carbonate cell cerium chemical chemist chloride ion colloidal color complex compound coprecipitation crucible determined deviation dilute dissociation dissolved employed end point equation equilibrium constant equivalence point equivalent weight error example excess F solution Fe2+ filter flask formal concentration formula weight grams gravimetric H₂ H₂O H3O+ half reaction hydrogen ion hydronium ion hydroxide indicator iodide iodine ion concentration iron iron III KMnO4 liquid liter measurement metal method milliequivalents ml of water mol/liter NaOH normality oxalate oxidation particles percent permanganate phenolphthalein pipet potassium potentiometric precipitate quantity radiation reagent reduced result salt sample silver chloride silver ion silver nitrate sodium sodium carbonate solid solubility solvent species standard hydrogen electrode standard solution substance sulfate sulfuric acid temperature thiocyanate tion titration curve volt volume volumetric wash weak acid