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HISTORY OF THE DEVELOPMENT OF THE ATOMIC MODEL

HISTORY OF THE DEVELOPMENT OF THE ATOMIC MODEL

HISTORY OF THE DEVELOPMENT OF THE ATOMIC MODEL

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• Law of multiple proportions: if two <br />

or more different compounds are <br />

composed of the same two elements, <br />

then the ratio of the masses of the <br />

second element combined with a <br />

certain mass of the first element is <br />

always a ratio of small whole <br />

numbers-­‐ John Dalton1803

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