jan 1, 1743 - Antoine Lavoisier

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He was a French chemist who was born on august 26, 1743 in France and died May 8, 1794 in France. He developed the first theory that the mass of an atom is conserved in a chemical reaction, mass is neither added or lost. He came up with the first breakthrough of chemical reactions by studying and experimenting with these chemical reactions. Facts- He was beheaded in a guillotine.

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