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 definite proportions: a <br />
chemical compound contains the <br />
same elements in exactly the same <br />
proportions by mass regardless of <br />
the size of the sample or source of <br />
the compound-‐ Joseph Proust 1799