What are the coordination numbers of li+ and s2− in the lithium sulfide crystal shown? enter the values in order of li+ and s2−, respectively?

The following transition occurs at a molecular level for a substance. what transition corresponds to this change in microscopic structure? the carbon dioxide molecules on the left are in a regular, tightly packed pattern. after heating, it becomes much lower density. a. melting b. boiling c. sublimation d. freezing