Chang Chemistry 9th Edition - Annotated Teacher's Edition Author:Raymond Chang Designed for the two-semester general chemistry course, Changs best-selling textbook continues to take a traditional approach and is often considered a student and teacher favorite. The book features a straightforward, clear writing style and proven problem-solving strategies. It continues the tradition of providing a firm foundation in chemical... more » concepts and principles while presenting a broad range of topics in a clear, concise manner.« less