Lead Poisoning - Injuries; Poisoning - MSD Manual Professional Edition

High levels of concern over lead poisoning risks across Pennsylvania

Lead Metal Powder

The flow chart below illustrates the industrial extraction of lead metal. Study it and answer the

SOLVED: Lead metal can be extracted from a mineral called galena, which contains 86.6 % lead by mass. A particular ore contains 68.5 % galena by mass. If the lead can be extracted with 92.5 % efficiency, what mass of ore is required to make a lead sphere with a 5.00-cm radius?