Analytical ChemistryHolt, Rinehart and Winston, 1979 - 685 pagine |
Dall'interno del libro
Risultati 1-3 di 40
Pagina 235
... flask to form a second , lower layer . The flask is quickly joined to the distillation apparatus ; only then are the two layers mixed by gently swirling the flask . In addition to the Kjeldahl flask , the apparatus shown in Figure 10-2 ...
... flask to form a second , lower layer . The flask is quickly joined to the distillation apparatus ; only then are the two layers mixed by gently swirling the flask . In addition to the Kjeldahl flask , the apparatus shown in Figure 10-2 ...
Pagina 567
... flask fitted with a rubber stopper . Once the tightness of the stopcock has been established , slowly ( about 10 ml / min ) transfer approximately 10 ml into the flask . Touch the tip to the wall of the flask . Wait 1 min , record the ...
... flask fitted with a rubber stopper . Once the tightness of the stopcock has been established , slowly ( about 10 ml / min ) transfer approximately 10 ml into the flask . Touch the tip to the wall of the flask . Wait 1 min , record the ...
Pagina 589
... flask tilted , slowly pour the caustic down the side of the container to minimize mixing with the solution in the flask ( Note 1 ) . Add several pieces of granulated zinc ( Note 2 ) and a small piece of litmus paper . Immediately ...
... flask tilted , slowly pour the caustic down the side of the container to minimize mixing with the solution in the flask ( Note 1 ) . Add several pieces of granulated zinc ( Note 2 ) and a small piece of litmus paper . Immediately ...
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