tudents, WORLD OF CHEMISTRY includes National Geographic images and visuals, numerous problem-solving examples, a wide range of end-of-chapter exercises, and real world applications that truly bring the "world of chemistry" together in one unique central learning resource. Offering a rigorous but understandable introduction to chemistry, this program reflects the authors' belief that chemistry is something students must construct for themselves with the help of the teacher, content support including introductions to National Geographic Explorers, and laboratory exploration. This new 4th edition has been completely redesigned to include National Geographic images, Explorers, and the incorporation of new engineering features.