Explore the fundamental principles of general chemistry in Chemistry: Principles and Reactions, 7th Edition by William L. Masterton (Author). This reader-oriented textbook provides a clear and concise introduction to key concepts, benefiting from over 50 years of combined teaching experience. The book features new concept-driven examples, updated content that emphasizes molecular reasoning, and essays titled “Chemistry: Beyond the Classroom” that illustrate the practical applications of chemistry in modern contexts. Enhanced artwork supports visualization of complex chemical ideas, while end-of-chapter questions and Key Concepts help reinforce learning. Integrated with OWL Online Learning, the leading online homework and tutorial system for chemistry, this edition also offers Go Chemistry mini-video lectures accessible via video iPods, personal video players, and iTunes.