Preparing for Your ACS Examination in Organic Chemistry: The Official Guide (commonly called the Organic Chemistry Study Guide) ISBN: This guide includes pages . Chem Jasperse Final Exam Notes. Special Topics 1 Preview For ACS-Sandardized Final Exam 1. 70 Multiple Choice questions. Each has four possible answers. 2. Scoring is based on . ACS Practice Test 1 Acids & Bases: 1. All are examples of Lewis acid–base reactions except (A) Cu2+(aq) + 4NH3(aq) →← [Cu(NH3)4]2+(aq) (B) HCl(g) + NH3(g) → NH4