Oxygen is in group 16, and it has valence electrons.

Asap! how do you lengthen a pattern piece? (family and consumer science, sewing)

6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space

Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.