Type in the name of the following compounds. Be sure to use the periodic table if needed.

How many atoms are in 1.4 mil of phosphorus trifluoride (pf3)

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

1. list three scientific reasons cockroaches may fly.