Suggestions to Teachers: Designed to Accompany the Elementary Principles of ChemistryD. Appleton, 1901 - 48 pagini |
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Pagina 1
... natural science is fairly well recognized . The value of its training for close observation , clear thinking , and precise expression is widely admitted , as is also the applicability of much of its subject - matter to practical affairs ...
... natural science is fairly well recognized . The value of its training for close observation , clear thinking , and precise expression is widely admitted , as is also the applicability of much of its subject - matter to practical affairs ...
Pagina 2
... natural science . It is this which gives to the subject of Physics its advantage over other branches . But whatever may be said as to the desirability of these things , the use of the method must be limited by its prac- ticability ...
... natural science . It is this which gives to the subject of Physics its advantage over other branches . But whatever may be said as to the desirability of these things , the use of the method must be limited by its prac- ticability ...
Pagina 35
... natural water . For chloride , add a few drops of silver nitrate and of nitric acid first to distilled water , then to water to which a few drops of salt solution have been added , then to some sample of natural water , then to a sample ...
... natural water . For chloride , add a few drops of silver nitrate and of nitric acid first to distilled water , then to water to which a few drops of salt solution have been added , then to some sample of natural water , then to a sample ...
Pagina 37
... natural forms of silica and the silicates , also a sample of alkaline silicate , the so - called soluble glass . Number 474. To succeed in this experiment there must be used a liberal proportion of the carbonate , and the heat- ing must ...
... natural forms of silica and the silicates , also a sample of alkaline silicate , the so - called soluble glass . Number 474. To succeed in this experiment there must be used a liberal proportion of the carbonate , and the heat- ing must ...
Pagina 38
... natural substances - e . g . , native sulphur , pyrites , and gypsum . Number 512. - Equations completed : ( NH4 ) 2S + 2HCl H2S + 2NH , Cl . = ( NH4 ) 2S2 + 2HCl = S + H2S + 2NH4Cl . ( NH4 ) 2S + NaNO3 = 0 . ( NH4 ) 2S + MgSO1 = 0 ...
... natural substances - e . g . , native sulphur , pyrites , and gypsum . Number 512. - Equations completed : ( NH4 ) 2S + 2HCl H2S + 2NH , Cl . = ( NH4 ) 2S2 + 2HCl = S + H2S + 2NH4Cl . ( NH4 ) 2S + NaNO3 = 0 . ( NH4 ) 2S + MgSO1 = 0 ...
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