Suppose you want to calculate the percentage hydrogen and oxygen in
water (H20). What do you need to
calculate first?
Determine the percent composition of
each of the elements in Iron(III) Chloride,
FeCl3

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.