Analytical ChemistryXerox College Pub., 1971 - 508 pagine |
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Pagina 171
... Calculate the pH of a 2.0 × 10-3 M solution of HCl . Solution . HCl is completely ionized , so [ H + ] = 2.0 × 10−3 M , pH = - log ( 2.0 × 10−3 ) = 3 - log 2.0 = 3 -0.30 = 2.70 . ( See the Appendix for a review of calculations using ...
... Calculate the pH of a 2.0 × 10-3 M solution of HCl . Solution . HCl is completely ionized , so [ H + ] = 2.0 × 10−3 M , pH = - log ( 2.0 × 10−3 ) = 3 - log 2.0 = 3 -0.30 = 2.70 . ( See the Appendix for a review of calculations using ...
Pagina 183
... pH 7.40 that has an ionic strength of 0.20 M ? ( See Chapter 16 for a definition of ionic strength . ) 4. What ... Calculate the pH and pOH of a solution obtained by mixing equal volumes of 0.10 M H2SO4 and 0.30 M NaOH . 11. Calculate ...
... pH 7.40 that has an ionic strength of 0.20 M ? ( See Chapter 16 for a definition of ionic strength . ) 4. What ... Calculate the pH and pOH of a solution obtained by mixing equal volumes of 0.10 M H2SO4 and 0.30 M NaOH . 11. Calculate ...
Pagina 291
... pH of a solution be measured ? How much is this in terms of millivolts measured ? In terms of percent variation in the hydrogen ion activity ? 8. Calculate the potential of the cell consisting of a hydrogen electrode and a saturated ...
... pH of a solution be measured ? How much is this in terms of millivolts measured ? In terms of percent variation in the hydrogen ion activity ? 8. Calculate the potential of the cell consisting of a hydrogen electrode and a saturated ...
Sommario
Introduction | 3 |
Basic Tools of Analytical Chemistry | 15 |
Experiment | 16 |
Copyright | |
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absorbance absorption acetic acid solution activity activity coefficient added agent alkaline amount analysis analytical anion atomic beaker beta particles blood buffer buret calcium Calculate calibration carbon cathode cell chelate chloride chromatography color column complex compounds concentration constant containing coulometric crucible decrease detector determined dilute dissolved distilled water EDTA electrode electrolyte eluted end point enzyme Equation equivalence point Erlenmeyer flask error example extraction Figure filter flame flask glass glucose half-reaction hydrochloric acid hydrogen hydroxide indicator instrument iodide ion-selective electrodes ionization measured mercury metal mixture mmoles molecule NaOH Nernst equation nitrogen oxidizing oxidizing agent particles percent perchloric acid pipet potassium potential precipitate prepared procedure protein reaction reagent redox reduced salt sample separation serum sodium soluble solvent substance sulfuric sulfuric acid temperature titration titration curve tube unknown volume volumetric volumetric flask wavelength weight zero