Analytical ChemistryHolt, Rinehart and Winston, 1979 - 685 pagine |
Dall'interno del libro
Risultati 1-3 di 76
Pagina 598
... ml of water , followed by 10 ml of 6 - F HCl from a pipet ; the acid should be added slowly to prevent losses by spattering . Heat the solution to drive off the CO2 . Wash the watch glass and sides of the beaker with water , and dilute ...
... ml of water , followed by 10 ml of 6 - F HCl from a pipet ; the acid should be added slowly to prevent losses by spattering . Heat the solution to drive off the CO2 . Wash the watch glass and sides of the beaker with water , and dilute ...
Pagina 600
... ml portions of cold water . Rinse the outside of the crucible , and return it to the beaker in which the calcium oxalate was originally formed . Add 150 ml of water and 50 ml of 3 - F H2SO4 . Heat the solution to 80 to 90 ° C . If a ...
... ml portions of cold water . Rinse the outside of the crucible , and return it to the beaker in which the calcium oxalate was originally formed . Add 150 ml of water and 50 ml of 3 - F H2SO4 . Heat the solution to 80 to 90 ° C . If a ...
Pagina 605
... ml of starch , and titrate to the first blue color that persists for 30 sec ... water for at least 5 min . Cool and add about 25 g of Na2S2O3 · 5H2O and 0.1 ... ml conical flasks . Dissolve in 75 ml of water , and add about 2 g of iodate ...
... ml of starch , and titrate to the first blue color that persists for 30 sec ... water for at least 5 min . Cool and add about 25 g of Na2S2O3 · 5H2O and 0.1 ... ml conical flasks . Dissolve in 75 ml of water , and add about 2 g of iodate ...
Sommario
Introduction | 1 |
A Review of Simple Equilibrium Constant | 24 |
The Evaluation of Analytical Data | 46 |
Copyright | |
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absorbance absorption activity coefficient addition AgNO3 aliquot analysis analyte anode application approximately atoms base buffer buret calcium Calculate calibration carbonate cathode cations cell cerium(IV chemical color column complex concen copper(II coulometric crucible determined dilute dissociation constant dissolved EDTA electrode potential electrolyte employed end point Equation equilibrium constant equivalence point equivalent weight example excess filter formal concentration formation formula weight glass H₂O H3O+ half-cell half-reaction hydrogen hydronium ion hydroxide indicator iodide iodine ion concentration iron(III liquid liter measurements mercury(II metal method molar NaOH oxalate oxidation particles permanganate pipet potassium precipitate prepared primary standard Procedure quantity radiation reaction reagent reduced sample silver chloride silver ion silver nitrate sodium solid solubility solution containing solvent species standard hydrogen electrode standard solution substance sulfuric acid Table temperature thiosulfate titration curve volume volumetric flask wavelength zinc