1.Elements are made of tiny particles called atoms. 2.Atoms of one element are identical while atoms of different elements are different. 3. Conversation of atoms--- rearrangement in RXN (Lavoisier previously stated this in terms of the Law of Conservation of Matter) 4.Different atoms form compounds in constant ratios. (Proust previously stated this in terms of the constant mass ratios) (26 дек 1802 г. – 30 ноя 1809 г.)
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26 дек 1802 г.
30 ноя 1809 г.
~ 6 years and 11 months
