Analytical Chemistry: An IntroductionSaunders College Pub., 1994 - 675 pagine |
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Risultati 1-3 di 36
Pagina 425
... beam passing through the sample . Attenuation is accomplished in this design with an optical wedge , whose transmission decreases linearly along its length . Thus , the null point is reached by moving the wedge in the beam until the two ...
... beam passing through the sample . Attenuation is accomplished in this design with an optical wedge , whose transmission decreases linearly along its length . Thus , the null point is reached by moving the wedge in the beam until the two ...
Pagina 464
... beam instrument . Radiation from the hollow - cathode lamp is chopped and mechanically split into two beams , one of which passes through the flame and the other around the flame . A half - silvered mirror returns both beams to a single ...
... beam instrument . Radiation from the hollow - cathode lamp is chopped and mechanically split into two beams , one of which passes through the flame and the other around the flame . A half - silvered mirror returns both beams to a single ...
Pagina 536
... beam opposite the pan . This device consists of a piston that moves within a concentric cylinder attached to the balance case . Air in the cylinder undergoes expansion and contraction as the beam is set in motion ; the beam rapidly ...
... beam opposite the pan . This device consists of a piston that moves within a concentric cylinder attached to the balance case . Air in the cylinder undergoes expansion and contraction as the beam is set in motion ; the beam rapidly ...
Parole e frasi comuni
absorbance absorption acid activity added addition amount analysis analyte applications approximately atomic base becomes buffer Calculate carbonate cations cause cell charge chemical chloride chromatography color column complex compounds concentration consider constant containing curve described determination difference dilute dissociation dissolved EDTA effect electrode electrode potential electrolyte end point Equation equilibrium equivalence error example excess expression Figure filter formation give given glass H₂O H3O+ hydrogen hydroxide increase indicator involves less liquid mass mean measurements metal method mmol molar NaOH needed Note obtained occurs organic oxidation particles positive potassium potential precipitate prepared quantity radiation range reaction reagent reduced reference relative salt sample shown shows silver sodium solid solubility solution species standard standard deviation strong surface Table temperature tion titration types volume weighed write