Antoine Lavoisier Quotes


We may lay it down as an incontestible axiom, that, in all the operations of art and nature, nothing is created; an equal quantity of matter exists both before and after the experiment; the quality and quantity of the elements remain precisely the same; and nothing takes place beyond changes and modifications in the combination of these elements. Upon this principle the whole art of performing chemical experiments depends: We must always suppose an exact equality between the elements of the body examined and those of the products of its analysis.


Citations

Lavoisier, Antoine. Elements of Chemistry. Translated by Robert Kerr, William Creech, 1790, p. 130.

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Antoine Lavoisier
Antoine Lavoisier
  • Born: August 26, 1743
  • Died: May 8, 1794
  • Nationality: French
  • Profession: Scientist

Antoine-Laurent de Lavoisier, also Antoine Lavoisier after the French Revolution, was a French nobleman and chemist who was central to the 18th-century chemical revolution and who had a large influence on both the history of chemistry and the history of biology. He is widely considered in popular literature as the "father of modern chemistry".