I purchased this two years ago for exam preparation. *This is for the old curriculum, so it does not include topics like enthalpy of chemical energy. Please be aware of this. Otherwise, I believe the content is the same. - Title: Chemical Introductory Problem Mastery - ISBN: 978-4-03-300100-7 - Content: A problem collection for chemistry, aimed at university entrance exams. - Number of pages: 142 pages - Edition: Revised Edition Thank you for viewing. [Please understand] ・There are date writings on about 100 pages. ・There is only one marker marking. (Photo 4) Please only purchase if you understand that this is a used item.