Organic Reactions Phenomena-Based Lesson: Acid-Catalyzed Acetylation of Willow Bark Salicylic Acid into Modern Aspirin Presentation | Chemistry II | Grades 9–12

This is the student-facing slide presentation that introduces the phenomenon, walks the class through observations and driving questions, and frames the evidence students will use for the Phenomena-Based Lesson in the Chemistry II (grades 9–12) chapter Organic Reactions, built around the phenomenon Acid-Catalyzed Acetylation of Willow Bark Salicylic Acid into Modern Aspirin. It is sold separately from the other two parts of the set.

• What's inside: Student Slide Show (editable .pptx + PDF, 22 slides).
• Resource type: Phenomena-Based Lesson – Presentation. Format: editable Microsoft PowerPoint file plus a ready-to-print PDF.

Classroom use: Open with the phenomenon slide show, let students record ideas on the response sheet, and lead the discussion with the teacher guide. Built for Chemistry II, grades 9–12.

Sample question“How can adding a simple two-carbon acetyl functional group transform a stomach-corroding plant chemical into a life-saving daily medication?”

Complete the set: Organic Reactions Phenomena-Based Lesson: Acid-Catalyzed Acetylation of Willow Bark Salicylic Acid into Modern Aspirin Teacher Discussion Guide; Organic Reactions Phenomena-Based Lesson: Acid-Catalyzed Acetylation of Willow Bark Salicylic Acid into Modern Aspirin Student Response Sheet. Scaffolded version: Organic Reactions Scaffolded Phenomena-Based Lesson: Acid-Catalyzed Acetylation of Willow Bark Salicylic Acid into Modern Aspirin Presentation.