Anatomy and Physiology Chemistry Lab

Chemistry Lab Handout Name Theresa Sutherland DIRECTIONS: Complete the lab exercise below. The exercise answers should be typed. Submitted the completed exercise on dropbox by the due date/time. 1. Is K+ a cation or anion? cation 2. Is Cl‐ a cation or anion? anion 3. KCl is a ____A___________. A. Polar molecule B. Ionic molecule C. Nonpolar molecule 4. Ionic molecules are also called salts 5.Is water a _____________A_________. a. Polar molecule b. Ionic molecule c. Nonpolar molecule 6. Which of the following molecules would you expect to dissolve in a. water? Polar molecule b. Ionic molecule c. Nonpolar molecule 7. A solution with a pH of more than 7 is considered alkaline 8. A solution with a pH of less than 7 is considered acidic 9. A solution with a pH equal to 7 is neutral 10. The subatomic units of atoms are protons, neutrons, electrons 11. What are the four classes of organic compounds that are central to life on earth?