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OpenStudy (anonymous):
Who experimented with chemical reactions and discovered that the mass of the reactants before a chemical reaction equals the mass of the products afterward? A. Bohr B. Boyle C. Lavoisier D. Rutherford
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OpenStudy (accessdenied):
This appears to be the statement of the law of conservation of mass statement. You never lose or gain mass in the reaction. Maybe a resource will help you here? http://chemwiki.ucdavis.edu/Physical_Chemistry/Atomic_Theory/Atomic_Theory
OpenStudy (anonymous):
thanks got it
OpenStudy (accessdenied):
Glad to help. :)
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