Question

Вставить предлоги где они необходимы.

Answer 1

1. He was born …in.. Rīga, Latvia, and educated …at.. the University of Dorpat.2. Ostwald is especially known …for.. his contributions …to.. the field …of..electrochemistry.3. …In.. 1900 he discovered a method …of.. preparing nitric acid …for.. oxidizing ammonia.4. The Ostwald process was used …in.. Germany …during.. World War I …for..manufacturing explosives.5. Deuterium has become important as a chemical tracer, …for.. thermonuclear weapons, and …in.. fusion power research.