Extensive test preparation for the AP Chemistry exam includes: Six practice AP exams: three diagnostic tests and three full-length practice exams All questions answered and explained A comprehensive subject review covering the structure of matter, chemical bonding, states of matter, physical chemistry, chemical reactions, and all other test topics Study tips and test-taking strategies An enclosed CD-ROM contains two additional practice exams with answers, explanations, and automatic scoring for the multiple-choice questions System Requirements: Microsoft® Windows® Processor: Intel Pentium 4 2.33GHz,Athlon 64 2800+ or faster processor(or equivalent). Memory: 128MB of RAM. Graphics Memory: 128MB. Platforms:Windows 7, Windows Vista®,Windows XP, Windows Server® 2008,Windows Server 2003. MAC® OS X Processor: Intel Core™ Duo1.33GHz or faster processor. Memory: 256MB of RAM. Graphics Memory: 128MB. Platforms: Mac OS X 10.6, Mac OS X 10.5,Mac OS X 10.4 (Intel) and higher. Linux® and Solaris™ Processor: Intel Pentium 4 2.33GHz,AMD Athlon 64 2800+or faster processor (or equivalent). Memory: 512MB of RAM. Graphics Memory: 128MB. Platforms:Red Hat® Enterprise Linux (RHEL) 5or later, openSUSE® 11 or later,Ubuntu 9.10 or later. Solaris: Solaris™ 10.