Where can we find the different types of atoms

Acontrol during an experiment. might change remains constant does not exist does change

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

The solid xy decomposes into gaseous x and y: xy(s) m x(g) + y(g) kp = 4.1 (at 0 °c) if the reaction is carried out in a 22.4 l container, which initial amounts of x and y will result in the formation of solid xy?