NEW! Click here to visit the Virtual ChemLab Frequently Asked Questions (FAQ) document The Site License version allows instructors to install the software on as many institutionally owned computers as needed; provides several installation options that allow the software to be used in various configurations; and includes Instructor Utilities, which allows instructors to give assignments and receive student work electronically. Instructors should use the Site License in conjunction with Virtual ChemLab, General Chemistry, Instructor Lab Manual / Workbook, v2.5 (0-13-173468-7) Students should order the Virtual ChemLab: General Chemistry, Student Lab Manual/Workbook and CD Combo Package, v2.5 (0-13-228009-4)