The compound lead (IV) chloride pentahydrate has ONE moles of ionic compound for every FIVE moles of water.
The chemical formula for lead (IV) chloride pentahydrate is PbCl4-5H2O.
The ionic element that is present in the compound is lead and the lead is just one mole. The compound has 4 moles of chlorine and five moles of water. Thus, the correct and answer is B; one mole of lead [pb] and five moles of water. Another word for five is penta, thus, pentahydrate means five molecules of water.
