Analytical Chemistry: An IntroductionHolt, Rinehart and Winston, 1965 - 527 pagine |
Dall'interno del libro
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Pagina 257
... buffer solution after addition of 10 meq of HCl . We may predict an increase in the concentration of undissoci- ated acetic acid as well as a decrease in the acetate concentration owing to the reaction between the latter and the ...
... buffer solution after addition of 10 meq of HCl . We may predict an increase in the concentration of undissoci- ated acetic acid as well as a decrease in the acetate concentration owing to the reaction between the latter and the ...
Pagina 258
... buffer capacity is associated with this 1 : 1 ratio . PREPARATION OF BUFFER SOLUTIONS When faced with the need for preparing a buffer solution , the chemist ordinarily has available a host of reagents from which to pick . In making a ...
... buffer capacity is associated with this 1 : 1 ratio . PREPARATION OF BUFFER SOLUTIONS When faced with the need for preparing a buffer solution , the chemist ordinarily has available a host of reagents from which to pick . In making a ...
Pagina 278
... buffer prepared by mixing 50 ml of 1.07 F NH3 with 100 ml of 0.25 F NH4Cl . 20. Describe the preparation of 1 liter of a buffer of pH 4.0 from 1.0 F solutions of HOAC and NaOAc . ans . Mix 149 ml of the NaOAc with 851 ml of the HOA ¢ 21 ...
... buffer prepared by mixing 50 ml of 1.07 F NH3 with 100 ml of 0.25 F NH4Cl . 20. Describe the preparation of 1 liter of a buffer of pH 4.0 from 1.0 F solutions of HOAC and NaOAc . ans . Mix 149 ml of the NaOAc with 851 ml of the HOA ¢ 21 ...
Sommario
The Scope of Analytical Chemistry | 1 |
Some Elementary Concepts | 7 |
The Evaluation of Analytical Data | 34 |
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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