For one-semester courses in General, Organic, and Biological Chemistry   A friendly, engaging text that reveals connections between chemistry, health, and the environment Chemistry: An Introduction to General, Organic, and Biological Chemistry, 13th Edition is the ideal resource for anyone interested in learning about allied health. Assuming no prior knowledge of chemistry, author Karen Timberlake engages readers with her friendly presentation style, revealing connections between the structure and behavior of matter and its role in health and the environment. Aiming to provide a better learning experience, the text highlights the relevance of chemistry through real-world examples. Activities and applications throughout the program couple chemistry concepts with health and environmental career applications to help readers understand why the content matters. The text also fosters development of problem-solving skills, while helping readers visualize and understand concepts through its engaging figures, sample problems, and concept maps.   The 13th Edition expands on Karen Timberlake’s main tenets: relevance, a clinical focus, educational research, and learning design. New applications added to questions and problem sets emphasize the material’s relevance, while updated chapter openers with follow-up stories help readers form a basis for making decisions about issues concerning health and the environment. New problem-solving tools in this edition, including Try it First and Connect, urge readers to think critically about problem-solving while learning best practices.   Also available as a Pearson eText or packaged with Mastering Chemistry Pearson eText is a simple-to-use, mobile-optimized, personalized reading experience that can be adopted on its own as the main course material. It lets students highlight, take notes, and review key vocabulary all in one place, even when offline. Seamlessly integrated videos and other rich media engage students and give them access to the help they need, when they need it. Educators can easily share their own notes with students so they see the connection between their eText and what they learn in class — motivating them to keep reading, and keep learning.   Mastering Chemistry is the leading online homework, tutorial, and assessment system, designed to improve results by engaging students with powerful content. Instructors ensure students arrive ready to learn by assigning educationally effective content and encourage critical thinking and retention with in-class resources such as Learning Catalytics™.  Students can further master concepts through homework assignments that provide hints and answer-specific feedback. The Mastering gradebook records scores for all automatically graded assignments in one place, while diagnostic tools give instructors access to rich data to assess student understanding and misconceptions.