law of conservation of mass

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law of conservation of mass

The principle that matter can neither be created nor be destroyed, now part of the first law of thermodynamics. See Note at thermodynamics.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.law of conservation of mass - a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system
conservation of mass, conservation of matter, law of conservation of matter
conservation - (physics) the maintenance of a certain quantities unchanged during chemical reactions or physical transformations
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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The law of conservation of mass states that mass in a closed system--where nothing is added or taken away--will stay the same.
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"This violates the Law of Conservation of Mass. We suspect this misconception is caused by the energy in/energy out mantra surrounding weight loss," says Mr Meerman.
When You Lose Weight, Where Does Fat Go?
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