60 likes | 140 Views
Gases 7 – Review Session. Ms . Boon Chemistry. Objectives: I can use the gas laws to solve gas law problems and explain the physical properties of gases. Catalyst. Take out a sheet of paper and Title it Gas Laws Stations
E N D
Gases 7 – Review Session Ms. Boon Chemistry
Objectives: • I can use the gas laws to solve gas law problems and explain the physical properties of gases. Catalyst • Take out a sheet of paper and Title it Gas Laws Stations • Answer this question at the top of the page: Can you use the gas laws to open a bag of hot cheeto’s without using your hands? (Hint: think about changes in pressure.) Agenda • Catalyst • Liquid Nitrogen Demo • Gas Law Stations • Jeopardy HW: Complete all Gas Law Unit Worksheets.
Liquid Nitrogen Demo • Answer the focus question on your Stations paper: • Background: Liquid Nitrogen is very cold. • Focus Question: What gas law is demonstrated in the video? Explain.
Gas Law Stations Review • Station 1 (Door): Gases Memory Game – work with a partner. Instructions are at the table. • Station 2: Gas Law Poster Practice – Get up and walk around. Complete 10 gas law problems from the posters. • Station 3 (lion): Gas Law Problem Sort – work with a partner. Sort the problems onto the game board according to the gas law you would use to solve. • Station 4: Reading/Independent Study – Choose an article to read or continue working on your gas laws notes packets. Articles are posted on the class website.
Exit Slip • 2 Liters of a gas at STP is expanded to 4 Liters and 273 K. What is the final pressure? • A balloon at 546 K, 4L, and 2 atm is cooled down to STP. Find the final volume. • What is standard temperature and pressure expressed in Kelvin and atmospheres? • What is temperature? • What is the relationship between volume and pressure? What is the name of the gas law that represents this relationship?
Jeopardy! • jeopardylabs.com/play/gas-laws-review5 • Each table is a team. • Write your answer on the white board. • If your table gets the question incorrect, your table loses points. • If your table gets the question incorrect, you can choose the table to pass the question to. • Review video: http://watchknowlearn.org/Video.aspx?VideoID=30087&CategoryID=4848