Up-to-date preparation for the SAT Subject Test in Chemistry—formerly called the SAT II: Chemistry—includes a diagnostic test and four full-length practice tests. All tests are presented with answers and explanations. Subject review chapters with additional questions and answers cover all test topics: structure of matter, states of matter, solutions, reaction types, stoichoimetry, equilibrium and reaction rates, thermodynamics, descriptive chemistry, and much more. New in this edition are explained answers for all end-of-chapter practice questions, as well as chapter objectives that guide students on what they should look for when they review each chapter.