A Class-book of Chemistry: On the Basis of the New SystemD. Appleton and Company, 1886 |
Dentro del libro
Resultados 1-5 de 50
Página 94
... chloride , being the substances most generally employed . The unequal susceptibility of these compounds to the action of light gives great resources to the operator , and is the basis of this modern art . 171. Production of the ...
... chloride , being the substances most generally employed . The unequal susceptibility of these compounds to the action of light gives great resources to the operator , and is the basis of this modern art . 171. Production of the ...
Página 95
... chloride , be used , which are far more sensitive , the operation is quick- ened , and by mixing different chemicals any degree of sen sitiveness may be secured . If required , an impression may be obtained in the hundredth part of a ...
... chloride , be used , which are far more sensitive , the operation is quick- ened , and by mixing different chemicals any degree of sen sitiveness may be secured . If required , an impression may be obtained in the hundredth part of a ...
Página 115
... eighteen - millionth of a grain of sodium , and it has shown that sodic chloride ( common salt ) is almost omnipresent . It pervades the atmosphere in its dust , and we SPECTRUM ANALYSIS . 115 Spectroscopic Applications.
... eighteen - millionth of a grain of sodium , and it has shown that sodic chloride ( common salt ) is almost omnipresent . It pervades the atmosphere in its dust , and we SPECTRUM ANALYSIS . 115 Spectroscopic Applications.
Página 116
... chloride every twenty - four hours . 201. New Elements . - That elements which had hitherto eluded chemists should be caught by the spectrum tests was to be expected . Bunsen , in examining the spectra of alkalies from the ashes of a ...
... chloride every twenty - four hours . 201. New Elements . - That elements which had hitherto eluded chemists should be caught by the spectrum tests was to be expected . Bunsen , in examining the spectra of alkalies from the ashes of a ...
Página 137
... chloride , HCl , the sym bol of the molecule . The single letter always signifies one atom , but , if several atoms are to be indicated , small Arabic numerals are employed , thus : S. means six atoms of sul- phur , P four atoms of ...
... chloride , HCl , the sym bol of the molecule . The single letter always signifies one atom , but , if several atoms are to be indicated , small Arabic numerals are employed , thus : S. means six atoms of sul- phur , P four atoms of ...
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Otras ediciones - Ver todas
A Class-book of Chemistry: On the Basis of the New System Edward Livingston Youmans Vista completa - 1876 |
Términos y frases comunes
absorbs acetic acetic acid action alcohol aldehyde alkaloid allotropic ammonia animal antimony atmosphere Atomic Weight bodies boiling bromine burning calcic called carbonic dioxide changes charcoal chemical chemist chemistry cold color colorless combination combustion common salt compound condensed constitutes containing crystalline crystals decomposed decomposition diffusion dissolves distillation effect electricity elements ether exposed fermentation flame force found native gases Give glass heat hence hydrate hydric hydric chloride hydrogen ignited insoluble intense iodine iron known light lime lines liquid magnet mass melted mercury metal mixture molecular molecules nitric acid nitrogen obtained odor oxide oxygen particles phosphorus platinum poisonous polar potassic pound prism produced properties pure quantity Quantivalence radicle rays silicate sodic sodium solar solid soluble in water solution specific gravity spectroscope spectrum starch substances sugar sulphate sulphuric acid surface tained taste Tellurium temperature termed theory tion transparent tube vapor vegetable vessel volatile zinc
Pasajes populares
Página 159 - Avogadro to the conception that equal volumes of all gases under the same conditions of temperature and pressure contain the same number of molecules.
Página 19 - This result gives the weight of a bulk of water equal to that of the specimen, and by dividing the weight of the specimen in air by this number, the specific gravity is obtained.
Página 22 - Gravity of a substance is the ratio of its weight to that of an equal volume of water.