Only two
•when can a liquid change states and take on the state of a gas or a solid?
•when can gas become a liquid or a solid?

An atom of lithium (li) and an atom of chlorine (cl) engage in a chemical reaction. which correctly describes the structure of the resulting chemical compound? hint: consider the class of each element. the chemical compound will have a network structure. the chemical compound will have triple bonds. the chemical compound will have a ball-and-stick structure. the chemical compound will have double bonds.

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table

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