Fundamentals of Analytical ChemistryHolt, Rinehart and Winston, 1969 - 835 pagine |
Dall'interno del libro
Risultati 1-3 di 76
Pagina 362
... reduced to manganese ( II ) : MnO + 8H + + 5e Mn2 + + 4H2O Reducing agents readily give up electrons and thereby cause some other species to be reduced . In this process the reducing agent is itself oxidized . Metal- lic zinc acts as a ...
... reduced to manganese ( II ) : MnO + 8H + + 5e Mn2 + + 4H2O Reducing agents readily give up electrons and thereby cause some other species to be reduced . In this process the reducing agent is itself oxidized . Metal- lic zinc acts as a ...
Pagina 444
... reduced the CIO to Cl . After 1 min , the excess iron ( II ) was back - titrated with 9.60 ml of 0.0686 N K2Cr2O7 . Calculate the percent NaCIO , in the sample . 27. A 0.722 - g sample of alkali metal sulfates was dissolved and diluted ...
... reduced the CIO to Cl . After 1 min , the excess iron ( II ) was back - titrated with 9.60 ml of 0.0686 N K2Cr2O7 . Calculate the percent NaCIO , in the sample . 27. A 0.722 - g sample of alkali metal sulfates was dissolved and diluted ...
Pagina 620
... reduced at lower potentials than ketones ; conjugation of the car- bonyl double bond also leads to lower half - wave potentials . 2. Certain carboxylic acids are reduced polarographically , although the simple aliphatic and aromatic ...
... reduced at lower potentials than ketones ; conjugation of the car- bonyl double bond also leads to lower half - wave potentials . 2. Certain carboxylic acids are reduced polarographically , although the simple aliphatic and aromatic ...
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 |
Copyright | |
29 sezioni non visualizzate
Altre edizioni - Visualizza tutto
Parole e frasi comuni
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