This is a textbook and workbook for basic chemistry. As shown in the second photo, there are some sections in the workbook highlighted with a highlighter (no answers are written in). ⚠︎ I will check for writing, but there may still be some remaining. Please be aware of this. - Book Title: Shinpen Active Basic Chemistry - Publication Year: 2022 - Related Books: Basic Chemistry, Chemistry V - Contents: Explanations of basic chemistry concepts and problem-solving