Justus von Liebig publishes Die Organische Chemie in ihre Anwendung auf Agricultur und Physiologie in Braunschweig, emphasising the importance of agricultural chemistry in crop production; it will go through at least eight editions.[4]
Germain Hess proposes Hess's law, an early statement of the law of conservation of energy, which establishes that energy changes in a chemical process depend only on the states of the starting and product materials and not on the specific pathway taken between the two states.[5]
December 11 – Franz Bauer (born 1758), Moravian-born botanical illustrator.
References
^Whewell, William (1840). "Introduction". The Philosophy of the Inductive Sciences, founded upon their history. Vol. 1. London: J. W. Parker. pp. 113, 71.
^Rudwick, Martin J. S. (1985). The Great Devonian Controversy: The Shaping of Scientific Knowledge among Gentlemanly Specialists. University of Chicago Press.
^Guillon, Jacques (1986). Dumont d'Urville. Paris: France-Empire. ISBN978-2-7048-0472-6.
^Headrick, Daniel R. (1981). The Tools of Empire: Technology and European Imperialism in the Nineteenth Century. New York: Oxford University Press. ISBN978-0-19-502832-4.