★Price reduced★ Problem set for learning the basics of chemistry, with comprehensive explanations. - Title: Chemistry Basic Problem Mastery, 5th Edition - Authors: Nobuyoshi Fujita, Toshiyuki Fujiwara - ISBN: 978-4-01-035256-4 - Publisher: Obunsha - Language: Japanese Thank you for viewing. Upon a quick check, there are markings and writing on about 20 pages. Also, there is a tear on a part of the cover (photos added). Please understand this before purchasing. Since this is a used item, please refrain from purchasing if you are sensitive to such things. Thank you very much (♡ᴗ͈ˬᴗ͈)⁾⁾