HOMEWORK SOLUTIONS for ch. 18
Monday: No school, teacher work day
Tuesday: Review of entropy and gibbs free energy informally. Then worked on multiple choice entropy problems.
Wednesday: Review of equilibrium concepts. Just asked what you remembered and then lead you through some ideas (Le Chatelier, Q vs K). Then lecture on meaning of delta G and it’s relationship to the equilibrium constant. Spent time working practice AP free response questions. Last bit of class told you that I’m putting a design a lab question on your test as shown on page 6 of unit outline packet (Hess’s Law to calculate heat of combustion of Mg).
Thursday: Review time. Handed out some practice multiple choice. Here’s the answers for the first 3 pages. The last page has answers that are all D except the last two are C.