1 janv. 1840 - Hess's Law
Description:
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.Ajouté au bande de temps:
Date:
1 janv. 1840
Maintenaint
~ Il y a 184 ans
