PREMIUM PRACTICE FOR A PERFECT 5--WITH THE MOST PRACTICE ON THE MARKET! Equip yourself to ace the newly-digital AP Chemistry Exam with this comprehensive study guide. Includes 7 full-length practice tests with answer explanations, timed online practice, and thorough content reviews. The Princeton Review Expertise Study with prep and practice written entirely by AP educators Learn test-taking strategies for multiple-choice and free-response questions, backed by 40+ years of test prep success Focused, supportive lessons designed and perfected by experts Everything You Need for a High Score A step-by-step guide on how to better your score with this book Comprehensive review of all topics on the newest digital exam Customize a study plan and target areas of improvement by using our diagnostic answer key End-of-chapter drills and exclusive online digital flashcards to reinforce learning Premium Practice for AP Excellence 7 full-length practice tests (5 in the book, 3 online) Detailed answer explanations to help you learn from mistakes Online tests provided as both digital versions (with timer option to simulate exam experience), and as downloadable PDFs (with interactive elements mimicking the exam interface) Review of important laboratory procedures and equipment Get more via your online student tools--including a list of key terms and concepts, study plans, and exam updates.