Smithsonian Contributions to Knowledge, Volumen29Smithsonian Institution, 1903 |
Dentro del libro
Resultados 1-5 de 100
Página 17
... density and low temperature , and these conditions were complied with as far as possible . Still , in many cases , the range of visibility due to slight variations of the conditions shows that the behavior of each substance must be ...
... density and low temperature , and these conditions were complied with as far as possible . Still , in many cases , the range of visibility due to slight variations of the conditions shows that the behavior of each substance must be ...
Página 18
If , now , the density of the vapor is very low , the second cause may be ignored , and it will be shown that in the case of hydrogen this is the case when the pressure is one or two millimeters . In most of the cases investigated the ...
If , now , the density of the vapor is very low , the second cause may be ignored , and it will be shown that in the case of hydrogen this is the case when the pressure is one or two millimeters . In most of the cases investigated the ...
Página 19
... density may be neglected in the foregoing observations , as well as to ascertain the law governing the broadening of spectral lines , by pressure or density , a series of observations was made on the red hydrogen line at varying ...
... density may be neglected in the foregoing observations , as well as to ascertain the law governing the broadening of spectral lines , by pressure or density , a series of observations was made on the red hydrogen line at varying ...
Página 21
... density must be comparable to that of the vapor of the substance boiling under atmospheric pressure . The principal object of the foregoing work is to illustrate the advan- tages which may be expected from a study of the variations of ...
... density must be comparable to that of the vapor of the substance boiling under atmospheric pressure . The principal object of the foregoing work is to illustrate the advan- tages which may be expected from a study of the variations of ...
Página 45
... density ratio between oxygen and hydrogen . In this method he has weighed the gases of greater purity and in larger quantity than hitherto , and he has in some instances operated without the intervention of stopcocks , and there- fore ...
... density ratio between oxygen and hydrogen . In this method he has weighed the gases of greater purity and in larger quantity than hitherto , and he has in some instances operated without the intervention of stopcocks , and there- fore ...
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Términos y frases comunes
absorbed absorption actinic amount animals apparatus argon atomic weight balance barometer bell jars Blue bolometer breath Brown-Séquard and d'Arsonval capacity carbonic acid cent chemical chlorine closed by fusion CO₂ color tube computed condenser constant correction counterpoise cubic centimetres cylinder density of oxygen desiccator diameter drying tube dust effect error eudiometer exhausted expired air figure filled flask fluid fusible metal gas-holder gases globe grammes heat hydrogen hydrostatic weighing increase injected ionized leakage liquid litres aspirated litres per hour magnesium manometer means measured mercury method millimetre mixture moisture nitrogen nuclei observations organic matter oxalic acid oxide oxidizable oxygen palladium passed pentoxide phosphorus phosphorus pentoxide placed pressure produced proportion quantity rabbits ratio reduced scale series of experiments shown in Fig Smithsonian solution stopcock sulphuric acid temperature thermometer tion tube containing vacuum vapor vessels voltameter volume ΙΟ