AUTOMATICALLY PACKAGED WITH EVERY NEW COPY of PRINCIPLES AND REACTIONS, 5E is the GENERAL CHEMISTRY INTERACTIVE CD-ROM, a revolutionary tool developed by William J. Vining (University of Massachusetts, Amherst), John C. Kotz (State University of New York, Oneonta), and Patrick Harman. GENERAL CHEMISTRY INTERACTIVE CD-ROM now features the Intelligent Tutors-interactive problem solving tutors that ask questions and provide guiding feedback to help students solve the problem without giving away the answer; interactive Guided Simulations of chemical systems accompanied by guided questions to lead students through an exploration of the simulation; Media-based Exercises ask students to critically analyze visual media; and, more than 250 new interactive exercises.