Wilhelm Ostwald , German scientist
said about First, Proof, Theory...
"In the first quarter of the nineteenth century the experimental proof for the interdependence of the composition and properties of chemical compounds resulted in the theory that they are mutually related, so that like composition governs like properties, and conversely."
- Wilhelm Ostwald Read all Wilhelm Ostwald quotes, or find out more about Wilhelm Ostwald
"In the first quarter of the nineteenth century the experimental proof for the interdependence of the composition and properties of chemical compounds resulted in the theory that they are mutually related, so that like composition governs like properties, and conversely."- Wilhelm Ostwald