Smithsonian Contributions to Knowledge, Volumen29Smithsonian Institution, 1903 |
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Página 17
... experiments , it would exhaust a volume of twenty litres to two millionths of an atmosphere . But such a completeness of exhaustion was avoided . Since the tension of the vapor of mercury at ordinary temperatures is , if my experiments ...
... experiments , it would exhaust a volume of twenty litres to two millionths of an atmosphere . But such a completeness of exhaustion was avoided . Since the tension of the vapor of mercury at ordinary temperatures is , if my experiments ...
Página 22
... experiments , about half of the oxygen contained in a globe was com bined with hydrogen , and chlorine sought in the water thus produced . Sometimes it could not be detected ; it never amounted to the twentieth of a milligramme . It was ...
... experiments , about half of the oxygen contained in a globe was com bined with hydrogen , and chlorine sought in the water thus produced . Sometimes it could not be detected ; it never amounted to the twentieth of a milligramme . It was ...
Página 28
... EXPERIMENTS . The balance used in the present series of experiments was made by Becker of Rotterdam , and will carry 1200 grammes in each pan . It was procured for this investigation , and has been used for nothing else . During these ...
... EXPERIMENTS . The balance used in the present series of experiments was made by Becker of Rotterdam , and will carry 1200 grammes in each pan . It was procured for this investigation , and has been used for nothing else . During these ...
Página 45
... experiments , the surfaces of the globes were not touched dur- ing the determination of the weight of the globe when empty and that of its weight . when filled with oxygen . In one case , seven successive experiments were finished ...
... experiments , the surfaces of the globes were not touched dur- ing the determination of the weight of the globe when empty and that of its weight . when filled with oxygen . In one case , seven successive experiments were finished ...
Página 56
... experiments on oxygen . This series consisted of nineteen experiments . In a third series the hydrogen was weighed , not in the globes where its volume , temperature , and pressure were observed , but before it was introduced into them ...
... experiments on oxygen . This series consisted of nineteen experiments . In a third series the hydrogen was weighed , not in the globes where its volume , temperature , and pressure were observed , but before it was introduced into them ...
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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