Medical Definition of Pathology. Pathology: The study of disease. Pathology has been defined as that branch of medicine which treats of the essential nature of disease.. The word pathology comes from the Greek words pathos meaning disease and logos meaning a treatise = a treatise of disease.
Svante Arrhenius. Svante Arrhenius was a Swedish physicist and physical chemist who formulated the theory of electrolytic dissociation. One of the founding fathers of physical chemistry, Arrhenius also present a revolutionary model of the greenhouse effect.He won the 1903 Nobel Prize for Chemistry for his brilliant contributions.arly Life and Education: Born on February 19, 1859 near Uppsala, Sweden, Svante Arrheniusâs father worked for Uppsala University as a land surveyor.
In chemistry, activation energy is a term introduced in 1889 by the Swedish scientist Svante Arrhenius to describe the minimum energy which must be available to a chemical system with potential reactants to result in a chemical reaction.