What type of submicroscopic descriptions are in body heat? Help Pleaseee

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury

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.