Leipzig, Wilhelm Engelmann, 1899. Small 8vo. orig. printed boards. Some wear to spine.. 182 pp., 18 plates. Ostwald's Klassiker der exakten Naturwissenschaften. nr. 104.
First German version, and the first, in bookform, of Guldberg and Waage importent joint discovery of the law of mass action, stating that, for a given temperature, a chemical reaction proceeds at a speed directly proportional to the concentration of the reacting substances.
Order-nr.: 48919