Analytical ChemistryXerox College Pub., 1971 - 508 pagine |
Dall'interno del libro
Risultati 1-3 di 33
Pagina 40
... beaker before filtration is begun . The bulk of the clear liquid can then be decanted and filtered at a rapid rate ... beaker . After the mother liquor has been de- canted off , wash the sides of the beaker down with several milliliters ...
... beaker before filtration is begun . The bulk of the clear liquid can then be decanted and filtered at a rapid rate ... beaker . After the mother liquor has been de- canted off , wash the sides of the beaker down with several milliliters ...
Pagina 88
... beaker marked with your name and covered with a watch glass during drying . It should not be stoppered with the cap . After cooling in a desiccator for 20-30 minutes , weigh accurately triplicate samples of about 0.5 g into numbered 400 ...
... beaker marked with your name and covered with a watch glass during drying . It should not be stoppered with the cap . After cooling in a desiccator for 20-30 minutes , weigh accurately triplicate samples of about 0.5 g into numbered 400 ...
Pagina 315
... beaker containing acetone or ethanol . Remove , let the bulk of the solvent drain off , then place the cathode in a clean and dry beaker . Dry the cathode in an oven at 110 ° C for 5 minutes . Cool in a desiccator and weigh accurately ...
... beaker containing acetone or ethanol . Remove , let the bulk of the solvent drain off , then place the cathode in a clean and dry beaker . Dry the cathode in an oven at 110 ° C for 5 minutes . Cool in a desiccator and weigh accurately ...
Sommario
Introduction | 3 |
Basic Tools of Analytical Chemistry | 15 |
Experiment | 16 |
Copyright | |
30 sezioni non visualizzate
Altre edizioni - Visualizza tutto
Parole e frasi comuni
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 laboratory measured mercury metal mixture mmoles molecule NaOH 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 sulfate sulfuric sulfuric acid temperature titration titration curve tube unknown volume volumetric volumetric flask wavelength weight zero