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Dumas was born in Alès (), and became an apprentice to an apothecary in his native town. [3] In 1816, he moved to Geneva, where he attended lectures by M. A. Pictet in physics, C. G. de la Rive in chemistry, and A. P. de Candolle in botany, and before he had reached his majority, he was engaged with Pierre Prévost in original work on problems of physiological chemistry and embryology. [4]
In February 1848, Alexandre Dumas (Gérard Depardieu) is at the height of his fame. He has withdrawn for a few days into the immense Château de Monte-Cristo near Le Port-Marly, that he is building. There he works with his collaborator, Auguste Maquet (Benoît Poelvoorde). If the books bear Dumas' name, the tiring work undertaken by Maquet is ...
Jean-Baptiste Dumas used the terms "physical atoms" and "chemical atoms"; a "physical atom" was a particle that cannot be divided by physical means such as temperature and pressure, and a "chemical atom" was a particle that could not be divided by chemical reactions. [26]
Shunned by Dumas, he eked out a living teaching in the mineral engineering lab - where he taught a young Louis Pasteur how to crystalize tartaric acid. Laurent died in Paris from tuberculosis . Alexander Williamson in England read Laurent's writing, leading to the Williamson Ether Synthesis that confirmed the validity of Laurent's approach.
The Dumas method of molecular weight determination was historically a procedure used to determine the molecular weight of an unknown volatile substance. [ 1 ] [ 2 ] The method was designed by the French chemist Jean Baptiste André Dumas , after whom the procedure is now named.
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He collaborated with Jean-Baptiste Dumas, and together they discovered the methyl radical during experiments on wood spirit . The terminology "methyl alcohol" was created by both chemists from "wood wine". They also prepared the gaseous dimethyl ether, and many esters.
The Vicomte of Bragelonne: Ten Years Later (French: Le Vicomte de Bragelonne ou Dix ans plus tard [lə vikɔ̃t də bʁaʒəlɔn u diz‿ɑ̃ ply taʁ]) is a novel by Alexandre Dumas. It is the third and last of The d'Artagnan Romances , following The Three Musketeers and Twenty Years After .