How many unpaired electrons are in a neutral atom of chlorine?

In what environment would mineral formation caused by high pressures and high temperatures most likely occur?

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

How does carbon monoxide pose the greatest threat to humans? a. it can be produced by wood fires. b. it can be produced by home furnaces. c. it is produced by acid rain. d. it is produced by modern automobiles.