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ap chem

QuestionAnswer
states that mass is neither created nor destroyed during ordinary chemical reactions or physical changes Law of Conservation of Mass
states if two or more different compounds are composed of the same two elements, then the ratio of the two masses of the second element combined with a certain mass of the first element is always a ratio of small whole numbers Law of Multiple Proportions
states that a chemical compound contains the same proportions by mass regardless of the size of the sample or source of the compound Law of Definite Proportions
this states that atoms are the building blocks of all matter Atomic Theory
Created by: melany5798
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