Suggestions to Teachers: Designed to Accompany the Elementary Principles of ChemistryD. Appleton, 1901 - 48 pagini |
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Pagina 28
... potassium chloride and the same for ammonium chloride . These values give the following constants : So- dium acetate , 10.9 ; potassium tartrate , 11.3 ; potassium chloride , 9.6 ; and ammonium chloride , 9.6 . It must be ex- pected ...
... potassium chloride and the same for ammonium chloride . These values give the following constants : So- dium acetate , 10.9 ; potassium tartrate , 11.3 ; potassium chloride , 9.6 ; and ammonium chloride , 9.6 . It must be ex- pected ...
Pagina 34
... potassium iodide has been added . It should be used in moist condition . After an exposure of fifteen or twenty minutes the paper shows the blue color . The ozone formed by the oxidation of the moist phosphorus liberates iodine , which ...
... potassium iodide has been added . It should be used in moist condition . After an exposure of fifteen or twenty minutes the paper shows the blue color . The ozone formed by the oxidation of the moist phosphorus liberates iodine , which ...
Pagina 35
... potassium dichromate acidulated with sulphuric acid and shaking the mixture with a little ether . The latter rises to the surface and shows a fine blue color which is due to reaction between the dioxide and chromic acid . Numbers 371 ...
... potassium dichromate acidulated with sulphuric acid and shaking the mixture with a little ether . The latter rises to the surface and shows a fine blue color which is due to reaction between the dioxide and chromic acid . Numbers 371 ...
Pagina 39
... some of the properties of the chlorine oxides : 1. Pulverize separately a little potassium chlorate and a little white sugar . On a sheet of paper thoroughly mix about equal bulks of the powders . Place in an SUGGESTIONS TO TEACHERS 39.
... some of the properties of the chlorine oxides : 1. Pulverize separately a little potassium chlorate and a little white sugar . On a sheet of paper thoroughly mix about equal bulks of the powders . Place in an SUGGESTIONS TO TEACHERS 39.
Pagina 40
... potassium chlorate in about equal quantity . Place the package on a brick and explode it by a sharp blow with a hammer . 4. Place some crystals of potassium chlorate in a pre- cipitating glass or a small cylinder . Pour water on this to ...
... potassium chlorate in about equal quantity . Place the package on a brick and explode it by a sharp blow with a hammer . 4. Place some crystals of potassium chlorate in a pre- cipitating glass or a small cylinder . Pour water on this to ...
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