What are #H_2O# and #O_2# examples of?

1 Answer
Dec 22, 2017

Answer:

#"Molecules...?"#

Explanation:

Water is a compound, and oxygen is an element....they are relatively abundant on Earth. Water is a ubiquitous, and unusual molecule; it is very low molecular weight, yet its boiling point is absurdly high. Of course, there are chemical reasons for its involatility.