Analytical Chemistry: An IntroductionHolt, Rinehart and Winston, 1965 - 527 pagine |
Dall'interno del libro
Risultati 1-3 di 84
Pagina 82
... Weighing Data : 9. Place the object on the left pan , the weights on the right . 10. Do not attempt to weigh an object until it has returned to room temperature . 11. Do not touch a dried object with bare hands ; handle it with tongs or ...
... Weighing Data : 9. Place the object on the left pan , the weights on the right . 10. Do not attempt to weigh an object until it has returned to room temperature . 11. Do not touch a dried object with bare hands ; handle it with tongs or ...
Pagina 90
... Weighing data will often be significantly affected by the moisture picked up as a consequence of handling a dried weighing bottle with one's fingers . In such cases the bottle should be manipulated with tongs or with strips of clean ...
... Weighing data will often be significantly affected by the moisture picked up as a consequence of handling a dried weighing bottle with one's fingers . In such cases the bottle should be manipulated with tongs or with strips of clean ...
Pagina 91
... weighing bottle as rapidly as possible . The Weighing of Liquids . The weight of a liquid is always obtained by difference . Samples that are noncorrosive and relatively nonvolatile can be weighed into a tared container fitted with a ...
... weighing bottle as rapidly as possible . The Weighing of Liquids . The weight of a liquid is always obtained by difference . Samples that are noncorrosive and relatively nonvolatile can be weighed into a tared container fitted with a ...
Sommario
The Scope of Analytical Chemistry | 1 |
Some Elementary Concepts | 7 |
The Evaluation of Analytical Data | 34 |
Copyright | |
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absorbance absorption acid solution addition AgCl AgNO3 aliquot analysis analytical barium base buffer buret Calculate carbonate cell cerium chemical chemist chloride ion colloidal color complex compound coprecipitation crucible determined deviation dilute dissociation dissolved employed end point equation equilibrium constant equivalence point equivalent weight error example excess F solution Fe2+ filter flask formal concentration formula weight grams gravimetric H₂ H₂O H3O+ half reaction hydrogen ion hydronium ion hydroxide indicator iodide iodine ion concentration iron iron III KMnO4 liquid liter measurement metal method milliequivalents ml of water mol/liter NaOH normality oxalate oxidation particles percent permanganate phenolphthalein pipet potassium potentiometric precipitate quantity radiation reagent reduced result salt sample silver chloride silver ion silver nitrate sodium sodium carbonate solid solubility solvent species standard hydrogen electrode standard solution substance sulfate sulfuric acid temperature thiocyanate tion titration curve volt volume volumetric wash weak acid