Suggestions to Teachers: Designed to Accompany the Elementary Principles of ChemistryD. Appleton, 1901 - 48 pagini |
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Pagina 11
... alcohol . " Unfortunately , when treated with hydro- chloric acid the gas often makes a stain on the lead paper . Number 13 / 3. - The nitric acid is supplied on the side table . The concentrated commercial article , specific grav- ity ...
... alcohol . " Unfortunately , when treated with hydro- chloric acid the gas often makes a stain on the lead paper . Number 13 / 3. - The nitric acid is supplied on the side table . The concentrated commercial article , specific grav- ity ...
Pagina 16
... alcohol . The heat of reaction . evaporates the alcohol if too much be not used . In color the mercuric and the mercurous iodide are somewhat variable , and they are sensitive to light . The former sometimes responds well to the tests ...
... alcohol . The heat of reaction . evaporates the alcohol if too much be not used . In color the mercuric and the mercurous iodide are somewhat variable , and they are sensitive to light . The former sometimes responds well to the tests ...
Pagina 17
... alcohol is needed . The tendency is to use an excess , which adds to the difficulty of evaporation . I find that 75 per cent of the class results reach 1.59 ± 0.04 grams of oxygen for 2.40 grams of magnesium . As an error of 0.02 in the ...
... alcohol is needed . The tendency is to use an excess , which adds to the difficulty of evaporation . I find that 75 per cent of the class results reach 1.59 ± 0.04 grams of oxygen for 2.40 grams of magnesium . As an error of 0.02 in the ...
Pagina 35
... alcohol , first to distilled water , then to distilled water to which a little calcium or barium chloride has been added , then to some sample of natural water . For chloride , add a few drops of silver nitrate and of nitric acid first ...
... alcohol , first to distilled water , then to distilled water to which a little calcium or barium chloride has been added , then to some sample of natural water . For chloride , add a few drops of silver nitrate and of nitric acid first ...
Pagina 44
... alcohol ) , Exp . 13/2 . Lead dust , or lead granulated , No. 100 , commercial , Exps . 15/1 , 15/4 , and 17/3 . Zinc , granulated , c . p . , No. 20 , Exps . 17/1 , 17/2 , 17/4 , 18 / A , 41/2 , 41/4 , 95/4 , and others . Magnesium ...
... alcohol ) , Exp . 13/2 . Lead dust , or lead granulated , No. 100 , commercial , Exps . 15/1 , 15/4 , and 17/3 . Zinc , granulated , c . p . , No. 20 , Exps . 17/1 , 17/2 , 17/4 , 18 / A , 41/2 , 41/4 , 95/4 , and others . Magnesium ...
Alte ediții - Afișează-le pe toate
Suggestions to Teachers: Designed to Accompany the Elementary Principles of ... A. V. E. Young Nu există previzualizare disponibilă - 2015 |
Suggestions to Teachers: Designed to Accompany the Elementary Principles of ... Abram Eps Van Young Nu există previzualizare disponibilă - 2016 |
Suggestions to Teachers: Designed to Accompany the Elementary Principles of ... A. V. E. Young Nu există previzualizare disponibilă - 2018 |
Termeni și expresii frecvente
2H₂O 2HCl 2NaOH acetylene alcohol Ammonium chloride apparatus APPLETON AND COMPANY barium chloride Botany bottle Boyle's Law CaCl2 calcium carbide carbonate catalogues cents Charles's Law chemical chlorate class results class room Clodd Cloth CO₂ College color combining weight Combustion commercial cork crys dealers diameter dilute dioxide dust Evaporating dish experiment flame give glass grams Green & Company H₂O heat hydrochloric acid hydrogen hydroxide ignite Illustrations inches instructor iodine laboratory lecture table liters magnesium matter mercury method MgSO4 naphthalene nitrate nitric acid Number oxide oxygen paper phosphorus Plant Relations potassium potassium chlorate powd powder preferable PRINCIPLES OF CHEMISTRY Professor pupil pure quantitative result quantity quizzing ratio reaction recommended rubber sample SHELDON AMOS side table sodium Sodium carbonate sodium oxide solution specific gravity stopper student sulphuric acid supplied temperature test-tubes tion topics tube TWENTIETH CENTURY TEXT-BOOKS University volume zinc