Fundamentals of Analytical ChemistryHolt, Rinehart and Winston, 1969 - 835 pagine |
Dall'interno del libro
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Pagina 359
... mercury ( II ) ion dis- solved in the aqueous phase . Reactions : Hg2 ++ 2SCN → Hg ( SCN ) 2 Fe3 ++ SCN → FeSCN2 + ( indicator reaction ) Ans .: 10.50 percent HgO . 11. A solution contains a mixture of +1 and +2 mercury ions ...
... mercury ( II ) ion dis- solved in the aqueous phase . Reactions : Hg2 ++ 2SCN → Hg ( SCN ) 2 Fe3 ++ SCN → FeSCN2 + ( indicator reaction ) Ans .: 10.50 percent HgO . 11. A solution contains a mixture of +1 and +2 mercury ions ...
Pagina 567
... mercury ( II ) acetate is Hg2 ++ 20Ac = Hg ( OAc ) 2 Kform = 2.5 × 108 ( a ) Calculate the standard potential for the reaction Hg ( OAc ) 2 + 2e Hg + 20Ac ̄ Ans .: Eg ( OAc ) 2 = 0.606 V. ( b ) If a small quantity of Hg ( OAc ) , was ...
... mercury ( II ) acetate is Hg2 ++ 20Ac = Hg ( OAc ) 2 Kform = 2.5 × 108 ( a ) Calculate the standard potential for the reaction Hg ( OAc ) 2 + 2e Hg + 20Ac ̄ Ans .: Eg ( OAc ) 2 = 0.606 V. ( b ) If a small quantity of Hg ( OAc ) , was ...
Pagina 830
... Mercury cathode , 519 , 530 , 559 ( see also Drop- ping mercury electrode ) ; for separation of inter- ferences , 777 Mercury ( II ) chloride , preparation of solutions , 427 Metal ( s ) , as auxiliary reducing agents , 413 ; sam- pling ...
... Mercury cathode , 519 , 530 , 559 ( see also Drop- ping mercury electrode ) ; for separation of inter- ferences , 777 Mercury ( II ) chloride , preparation of solutions , 427 Metal ( s ) , as auxiliary reducing agents , 413 ; sam- pling ...
Sommario
1 The Scope of Analytical Chemistry | 1 |
2 Review of Elementary Concepts Important to Analytical Chemistry | 7 |
3 The Evaluation of Analytical Data | 25 |
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2H₂O absorbance absorption acetic acetic acid acid solution addition AgNO3 alkaline analysis analytical anode application aqueous base buffer calcium Calculate carbonate cathode cations cell cerium(IV chemical chloride color complex compounds copper(II coulometric crucible determined dilute dissociation dissolved EDTA electrolyte employed end point equation equilibrium constant equivalence point error ethanol example excess F with respect Fe3+ filter flask formal concentration formation glass H₂O H3O+ half-reaction hydrochloric acid hydrogen ion hydronium ion indicator iodide iodine ion concentration iron(III liquid measurement mercury(II metal method mixture mole/liter NaOH obtained oxalate oxidation particles percent perchloric acid permanganate potassium precipitate procedure quantity radiation reaction reagent reduced result salt sample saturated calomel electrode silver ion sodium solid solubility solution containing solvent species standard hydrogen electrode standard solution substance sulfate sulfuric sulfuric acid temperature tion titration titration curve volume volumetric wavelength weak acid