Suggestions to Teachers: Designed to Accompany the Elementary Principles of ChemistryD. Appleton, 1901 - 48 pagini |
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Pagina 13
... bottle and thus observe it . For thermometric experiments I use the so - called " chem- ical thermometers " of the dealers ' catalogues with the scale up to 150 ° C. engraved on the stem . They vary a good deal in their readings , and ...
... bottle and thus observe it . For thermometric experiments I use the so - called " chem- ical thermometers " of the dealers ' catalogues with the scale up to 150 ° C. engraved on the stem . They vary a good deal in their readings , and ...
Pagina 14
... bottle on the side table is convenient . Number 34 / 6. - In quizzing on the law , I cite the several reactions ... bottles . I use the strips of paper made by cutting gummed labels , and the measuring test - tubes thus marked should be ...
... bottle on the side table is convenient . Number 34 / 6. - In quizzing on the law , I cite the several reactions ... bottles . I use the strips of paper made by cutting gummed labels , and the measuring test - tubes thus marked should be ...
Pagina 15
... bottle a little more mercury than is necessary to counterpoise , then by means of a knife or spatula blade separate a small globule and push it off the pan and into the bottle . The use of the heavier balance , in order to check the ...
... bottle a little more mercury than is necessary to counterpoise , then by means of a knife or spatula blade separate a small globule and push it off the pan and into the bottle . The use of the heavier balance , in order to check the ...
Pagina 17
... bottles I use the ordinary half - gallon packing bottles with glass stopper . On these , both bottle and stopper , is placed a number corresponding with the number of the individual equip- ment of which they are a part . Some such ...
... bottles I use the ordinary half - gallon packing bottles with glass stopper . On these , both bottle and stopper , is placed a number corresponding with the number of the individual equip- ment of which they are a part . Some such ...
Pagina 18
... bottle with its content . For graduated flask , I have found latterly one of 1,200 c.c. capacity more convenient than one of 750 c.c. Com- mon flasks of the right capacity are easily obtained , and it is a small matter to graduate these ...
... bottle with its content . For graduated flask , I have found latterly one of 1,200 c.c. capacity more convenient than one of 750 c.c. Com- mon flasks of the right capacity are easily obtained , and it is a small matter to graduate these ...
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