Analytical ChemistryXerox College Pub., 1971 - 508 pagine |
Dall'interno del libro
Risultati 1-3 di 89
Pagina 7
... Weights Atomic weights are the relative weights of the atoms , based on the weight of the carbon - 12 isotope defined as exactly 12 atomic units . Since naturally occurring elements consist of mixtures of isotopes , the chemical atomic ...
... Weights Atomic weights are the relative weights of the atoms , based on the weight of the carbon - 12 isotope defined as exactly 12 atomic units . Since naturally occurring elements consist of mixtures of isotopes , the chemical atomic ...
Pagina 25
... weight is thus obtained . Most analytical operations involve ratios of weights , and therefore the weights need be known accurately only in their relation to each other . A relative calibration of weights can be done without the use of ...
... weight is thus obtained . Most analytical operations involve ratios of weights , and therefore the weights need be known accurately only in their relation to each other . A relative calibration of weights can be done without the use of ...
Pagina 45
... weights , and retest . Continue in this manner , finally using the rider , until the weight has been found to the nearest milligram , which should be that setting of the rider that produces least pointer deflection when the pan release ...
... weights , and retest . Continue in this manner , finally using the rider , until the weight has been found to the nearest milligram , which should be that setting of the rider that produces least pointer deflection when the pan release ...
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