Fundamentals of Analytical ChemistryHolt, Rinehart, and Winston, 1976 - 804 pagine |
Dall'interno del libro
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Pagina 245
... flask . After the oxidation is judged complete , the contents of the flask are cooled , diluted with water , and then made basic to liberate the ammonia : NH4 ++ OH- → NH3 ( g ) + H2O To avoid losses of ammonia during neutralization ...
... flask . After the oxidation is judged complete , the contents of the flask are cooled , diluted with water , and then made basic to liberate the ammonia : NH4 ++ OH- → NH3 ( g ) + H2O To avoid losses of ammonia during neutralization ...
Pagina 730
... flask , and weigh to the nearest 5 mg . Transfer approx- imately 18 g of the constant - boiling mixture to the flask , being careful to avoid wetting the ground - glass surfaces . Stopper the flask tightly and reweigh . Im- mediately ...
... flask , and weigh to the nearest 5 mg . Transfer approx- imately 18 g of the constant - boiling mixture to the flask , being careful to avoid wetting the ground - glass surfaces . Stopper the flask tightly and reweigh . Im- mediately ...
Pagina 734
... flask , and add enough water to give a total volume of about 200 ml . Arrange a distillation apparatus similar to that shown in Figure 11-2 . Use a buret or pipet to measure precisely 50 ml of standard 0.1- / HCI into the receiver flask ...
... flask , and add enough water to give a total volume of about 200 ml . Arrange a distillation apparatus similar to that shown in Figure 11-2 . Use a buret or pipet to measure precisely 50 ml of standard 0.1- / HCI into the receiver flask ...
Sommario
INTRODUCTION | 1 |
A REVIEW OF SIMPLE EQUILIBRIUMCONSTANT | 22 |
vi | 42 |
Copyright | |
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Parole e frasi comuni
absorbance absorption acetic acid acid solution addition AgNO3 aliquot analysis analytical anode application aqueous solution base Beer's law buffer calcium Calculate carbonate cathode cations Cd2+ cell cerium chemical chloride color column complex compounds copper coulometric crucible Cu2+ determined dilute dissociation dissolved EDTA electrode potential electrolyte employed end point Equation equilibrium constant equivalence point equivalent weight error ethanol example excess Fe2+ Fe3+ Figure filter flask formation formula weight glass gravimetric H₂O H3O+ half-reaction hydrochloric acid hydrogen ion hydronium ion hydroxide indicator iodide iodine ion concentration iron(III liquid measurement metal method mixture NaOH ordinarily oxalate oxidation particles perchloric acid potassium precipitate quantity radiation reactant reaction reagent reduced sample silver silver chloride sodium solid solubility solution containing solvent species standard hydrogen electrode standard solution substance sulfuric sulfuric acid temperature titration titration curve volume volumetric wavelength
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