Suggestions to Teachers: Designed to Accompany the Elementary Principles of ChemistryD. Appleton, 1901 - 48 pagini |
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Pagina 11
... solution in carbon disul- phide at the lecture table and set it aside for crystalliza- tion and later examination . Number 13 / 1. - The zinc must be the very fine powder commercially called zinc dust , but this even does not always ...
... solution in carbon disul- phide at the lecture table and set it aside for crystalliza- tion and later examination . Number 13 / 1. - The zinc must be the very fine powder commercially called zinc dust , but this even does not always ...
Pagina 13
... solution took place ? How , then , must you observe the effect of solution simply ? I let them assume that the salt has the tempera- ture of the room , or let them put the thermometer into the bottle and thus observe it . For ...
... solution took place ? How , then , must you observe the effect of solution simply ? I let them assume that the salt has the tempera- ture of the room , or let them put the thermometer into the bottle and thus observe it . For ...
Pagina 26
... solution in the given conditions . The intermediate bottles called for in 81/2 are two - gallon pack- ing bottles . They are fitted beforehand with rubber stop- pers and connecting tubes , and are supplied in considerable number ...
... solution in the given conditions . The intermediate bottles called for in 81/2 are two - gallon pack- ing bottles . They are fitted beforehand with rubber stop- pers and connecting tubes , and are supplied in considerable number ...
Pagina 30
... Solution of problems : 1. 92.30 11.9 7.76 . 7.70 2. 40 . 1 = 7.70 . Ratio 1 : 1 ; but ( 38 × 2 ) ÷ 12.9 5.8 ; hence the multiple by six is chosen , C.H .. 11.93.36 . Ratio , 1 2 1 . : CH , O = 29.8 . 6.67 1 = 6.67 . 53.33 15.9 = 3.35 ...
... Solution of problems : 1. 92.30 11.9 7.76 . 7.70 2. 40 . 1 = 7.70 . Ratio 1 : 1 ; but ( 38 × 2 ) ÷ 12.9 5.8 ; hence the multiple by six is chosen , C.H .. 11.93.36 . Ratio , 1 2 1 . : CH , O = 29.8 . 6.67 1 = 6.67 . 53.33 15.9 = 3.35 ...
Pagina 32
... solution of platinum chloride , then drying and igniting it in the gas flame . It will serve through many repetitions . It is best always to wrap a towel about the generator . The phenomenon may be shown also with coal gas thus : Hold ...
... solution of platinum chloride , then drying and igniting it in the gas flame . It will serve through many repetitions . It is best always to wrap a towel about the generator . The phenomenon may be shown also with coal gas thus : Hold ...
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