 | Popular educator - 1854 - 922 pàgines
...mercury expands more rapidly than the air. Density of Gase». — The specific weight or density of a gas is the ratio of the weight of a certain volume of the gas to that of the same volume of air, the gas and the air being both at the same temperature and pressure; and in the use of the Centigrade... | |
 | 1856 - 428 pàgines
...more rapHly than the air. Density of Gases. — The specific weight or density of a gas is the rntio of the weight of a certain volume of the gas to that of the same volurife of air, the gas and the air being both a: the same temperature and pressure; and in the use... | |
 | Adolphe Ganot - 1872 - 588 pàgines
...inches have been chosen. Hence the relative density of a gas, or its specific gravity, is the relation of the weight of a certain volume of the gas to that...gas and the air being at zero and at a pressure of 30 inches. In order, therefore, to find the specific gravity of a gas, oxygen for instance, it is necessary... | |
 | Adolphe Ganot, Edmund Atkinson - 1872 - 552 pàgines
...inches have been chosen. Hence the relative density of a gas, or its specific gravity, is the relation of the weight of a certain volume of the gas to that...gas and the air being at zero and at a pressure of 30 inches. In order, therefore, to find the specific gravity of a gas, oxygen for instance, it is necessary... | |
 | Adolphe Ganot, Edmund Atkinson - 1875 - 614 pàgines
...inehes have been chosen. Hence the relative density of a gas, or its specific gravity, is the relation of the weight of a certain volume of the gas to that...of air ; both the gas and the air being at zero and .it a pressure of 30 inches. In order therefore, to find the specific gravity of a gas, oxygen for... | |
 | 1882 - 376 pàgines
...drawn to the point of intersection of the two other forces. 8. The specific gravity of a substance is the ratio of the weight of a certain volume of the substance to the weight of the same volume of water. If a body floats with i 1 .,- its volume above... | |
 | Henry Kiddle - 1883 - 296 pàgines
...were deduced independently by Dalton and Gay-Lussac. 197. The specific gravity, or density, of a gas is the ratio of the weight of a certain volume of the gas to that of air, at a temperature of 0° C., and at a barometric pressure of 760 millimeters, equal to 30 inches... | |
 | Walton Martin, William Hayden Rockwell - 1900 - 432 pàgines
...in specific gravity. Specific gravity of gases : The specific gravity of a gas is, as has been said, the ratio of the weight of a certain volume of the gas to that of an equal volume of air or hydrogen; both the gas and the air or hydrogen being at 0° C., and under... | |
 | Adolphe Ganot - 1905 - 802 pàgines
...inches have been chosen. Hence the relative density of a gas, or its specific gravity, is the relation of the weight of a certain volume of the gas to that...air ; both the gas and the air being at zero, and under a pressure of 30 inches. In order, therefore, to find the specific gravity of a gas — oxygen,... | |
 | Boynton Wells McFarland - 1907 - 226 pàgines
...a gas to the weight of an equal volume of hydrogen at the same temperature and pressure. Sometimes the ratio of the weight of a certain volume of the gas to the weight of an equal volume of oxygen is taken and the result multiplied by sixteen. 91. Vapor density... | |
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Specific gravity is the ratio of the weight of a certain volume of a substance to the weight of an equal volume of water. For liquids of limited solubility, the specific gravity will predict whether the product will sink or float in water. 
