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" The ratio of the mass of a unit volume of a substance to the mass of the same volume of a standard substance at a standard temperature. Water at 39.2° F is the standard substance usually referred to. "
Forensic Science: An Illustrated Dictionary - 236. lappuse
autors: John C. Brenner - 2003 - 296 lapas
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The Encyclopaedia Britannica: Con to Edw

1910
...absolute density; the term relative density or specific gravity denotes the ratio of the mass of a certain volume of a substance to the mass of the same volume of some standard substance. Since the weights used in conjunction with a balance are really standard masses,...
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The Encyclopedia Britannica: A Dictionary of Arts, Sciences ..., 8. sējums

Hugh Chisholm - 1910
...absolute density; the term relative density or specific Crawly denotes the ratio of the mass of a certain volume of a substance to the mass of the same volume of some standard subslancc. Since the weights used in conjunction with a balance arc really standard masses,...
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Vocational Mathematics

William Henry Dooley - 1915 - 341 lapas
...must be selected. Water is taken as the standard. Specific Gravity is the ratio of the mass of any volume of a substance to the mass of the same volume of pure water at 4° C. or 39.1° F. It is found by dividing the weight of a known volume of a substance...
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Vocational Mathematics

William Henry Dooley - 1915 - 341 lapas
...must be selected. Water is taken as the standard. Specific Gravity is the ratio of the mass of any volume of a substance to the mass of the same volume of pure water at 4° C. or 39.1° F. It is found by dividing the weight of a known volume of a substance...
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Vocational Mathematics for Girls

William Henry Dooley - 1917 - 369 lapas
...must be selected. Water is taken as the standard. Specific Gravity is the ratio of the mass of any volume of a substance to the mass of the same volume of pure water at 4° C. or 39.1° F. It is found by dividing the weight of a known volume of a substance...
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Experimental Science: An Elementary Course of Physics and Chemistry

Sir Richard Gregory, Arthur Thomas Simmons - 1920 - 338 lapas
...cubic centimetre and gram as the units of volume and mass respectively. The ratio of the mass of any volume of a substance to the mass of the same volume of water it equal to the relative density of the substance, or, as it is frequently called, the specific...
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Safe Work Practices for Wastewater Treatment Plants

Frank R. Spellman - 1996 - 225 lapas
...Exhaust. A system for exhausting air containing contaminants from a general work area. Gravity, Specific. The ratio of the mass of a unit volume of a substance...the mass of the same volume of a standard substance at a standard temperature. For liquids, water at 4°C is the usual standard. For gases, dry air, at...
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Occupational Health and Safety: Terms, Definitions and Abbreviations, Second ...

Robert G. Confer, Thomas R. Confer - 1999 - 288 lapas
...materials, products, services, etc., specifying the minimums of performance necessary for acceptability. specific gravity The ratio of the mass of a unit volume...the mass of the same volume of a standard substance at a standard temperature. Water at 39.2°F is the standard substance usually referred to. specific...
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Air Sampling and Industrial Hygiene Engineering

Martha J. Boss, Dennis W. Day - 2020 - 296 lapas
...pressure of this sound to the reference pressure. The reference pressure must be explicitly stated. Specific Gravity. The ratio of the mass of a unit...the mass of the same volume of a standard substance at a standard temperature. Water at 4SC (39.2"F) is the standard usually referred to for liquids; dry...
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Emergency Response to Chemical and Biological Agents

John R. Cashman - 2002 - 368 lapas
...of a chemical agent measures the weight of the agent compared to water, which has a density of 1 .0. Specific gravity, the ratio of the mass of a unit...the mass of the same volume of a standard substance, usually water, at a standard temperature, is the result of this comparison. Liquid agent forms layers...
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