1. + WELCOME! 1.Organize the materials in your folder in your binder. 2.Get out your homework.

2. + Chair, Trash, Detention Challenge Homework Small Business

3. + 80% Small Business

4. + Gases

5. +

6. + How does a gas really behave?

7. + Ideal Gases Ideal Gas There _________ mass Attractive forces ___________ ______________ between molecules Moves at different speeds Energy is conserved Real Gas There _________ mass Attractive forces ___________ between molecules Moves at different speeds Energy is conserved

8. + 1.To make it so molecules do not interact (ideal), they want to be far apart, which means a ___________ temperature and ______________ pressure will create ideal conditions. Ideal Conditions

9. + Variables of the Ideal Gases

10. + 1.Pressure: the amount of force upon an object; measured in __________. 2.Temperature: how fast molecules are moving; measure in ________________. 3.Absolute Zero: 273 o below O o C. Atoms have ________ energy. New Gas Units

11. + Use the equation: K = C O + 273 If I have a substance that is 23 o C, then what is it in Kelvin?

12. + Use the equation: K = C O + 273 If I have a substance that is 260K, then what is it in Celsius?

13. + Conversion Ratios 1 Liter = 1000mL 1atm = 760 mmHg Convert 1520mmHg to atm.

14. + Conversion Ratios 1 Liter = 1000mL 1atm = 760 mmHg Convert 2L to ml.

15. + Guided Practice Clock Shot Trashketball

16. + Question 1 What are the 2 differences of ideal gasses and real gases? A.Mass and attraction B.Speed and energy

17. + Question 2 Determine if the following is an ideal gas, a real gas, or unidentifiable. 1. The molecules conserve energy 2. The molecules have no mass A.Ideal Gas B.Real Gas C.Unidentifiable

18. + Question 3 Determine if the following is an ideal gas, a real gas, or unidentifiable. 1. The molecules have no interaction forces 2. The molecules move at different speeds A.Ideal Gas B.Real Gas C.Unidentifiable

19. + Question 4 Determine if the following is an ideal gas, a real gas, or unidentifiable. 1. The molecules conserve energy 2. The molecules move at different speeds A.Ideal Gas B.Real Gas C.Unidentifiable

20. + Question 5 For a real gas to function like an ideal gas do molecules want to be close together or far apart? A.Close together B.Far apart

21. + Question 5 What do you need to do to the temperature and pressure of an atom to make molecules far apart? A.Increase temperature and decrease pressure B.Increase temperature and increase pressure C.Decrease temperature and decrease pressure D.Decrease temperature and increase pressure

22. + Question 6 How do you make an real gas act like an ideal gas? A.Increase temperature and decrease pressure B.Increase temperature and increase pressure C.Decrease temperature and decrease pressure D.Decrease temperature and increase pressure

23. + Question 7 What units is pressure measured in? A.Atm B.Ml C.L D.Joules

24. + Question 8 What is the equation to convert Celsius to Kelvin A. K = C +273 B. K + 273 = C

25. + Question 9 Convert 29 degrees Celsius to Kelvin. A.302K B.244K C.-302K D.-244K

26. + Question 10 Convert 780K to Celsius. A.1053K B.-1053K C.507K D.-507K

27. + Question 11 Convert 2805ml to liters. A.2.805L B.2805000L

28. + Question 12 Convert 2280mmHg to atm. A.2280mmHg/760atm B.760atm/2280

29. + Independent Practice When you are done raise your hand and I will give you a POM You may not use notes on the POM NO SIDE TALK RULE APPLIES!