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APHY 201 Lab Midterm Study Guide 2025 Questions and Answers When will the Lab Midterm Exam be given? - --Answer --In class on Week 5 of the semester, July 11 or 12, 2025. What should students review for the Lab Midterm Exam? - --Answer --The study resources, including videos, found in the lab module in IvyLearn. What are the six most common elements in our body? - --Answer --Carbon (C), Hydrogen (H), Nitrogen (N), Oxygen (O), Phosphorus (P), and Sulfur (S) collectively known as CHNOPS. What is the difference between a molecular formula and a structural formula? - -Answer --A molecular formula shows the number and types of atoms, while a structural formula shows how those atoms are arranged. How are covalent bonds represented in a structural formula? - --Answer -- Single, double, and triple bonds are represented by one line, two lines, and three lines, respectively. ....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1