Analytical Chemistry: An IntroductionHolt, Rinehart and Winston, 1965 - 527 pagine |
Dall'interno del libro
Risultati 1-3 di 11
Pagina 369
... column so prepared can be used for many hundreds of reductions . When not in service , it is filled with water to prevent contact of the packing with air and the resultant formation of basic salts - these tend to clog the column . When ...
... column so prepared can be used for many hundreds of reductions . When not in service , it is filled with water to prevent contact of the packing with air and the resultant formation of basic salts - these tend to clog the column . When ...
Pagina 498
... ( column 2 ) , and averaging these deviations . Column 5 , the percent relative error , was obtained by dividing the data in column 4 by the best value found in column 2 and multiplying by 100 . The results for the four elements shown in ...
... ( column 2 ) , and averaging these deviations . Column 5 , the percent relative error , was obtained by dividing the data in column 4 by the best value found in column 2 and multiplying by 100 . The results for the four elements shown in ...
Pagina 503
... columns of mantissas ; the numbers corresponding to these mantissas are found in a column to the left as well as in a row across the top . Thus , to find the logarithm of 54.6 look down the left ( n ) column to 54 , then move across to the ...
... columns of mantissas ; the numbers corresponding to these mantissas are found in a column to the left as well as in a row across the top . Thus , to find the logarithm of 54.6 look down the left ( n ) column to 54 , then move across to the ...
Sommario
PREFACE | 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 calcium 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 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