A sample of hydrogen is collected over water at 12 oC. The pressure of the hydrogen and water vapor mixture is 0.2atm. The hydrogen is then cooled, at the same volume, to 0 oC. What is the new pressure?

Four statements about the development of the atomic model are shown below. a: electrons have wavelike properties. b: atoms have small, negatively charged particles. c. the center of an atom is a small, dense nucleus. d: atoms are hard, indivisible spheres. which order of statements represents the historical development of the atomic model? c-d-a-b c-d-b-a d— в-а — с d-b-c-a