1. Chapter 11 Review

2. What is Boyle’s Law?

3. P1V1=P2V2

4. If I have a container full of a gas, and I add more gas to the container, what would happen to the pressure of the system?

5. It would Increase

6. When the temperature increases under constant volume, the pressure will increase.

7. Gay-Lussac’s law (the law of temperature and pressure)

8. If the volume of a container holding a gas is reduced, what will happen to the pressure within the container?

9. It will Increase

10. This law relates volume to Kelvin temperature showing a direct relationship

11. Charles’s Law

12. What is temperature at STP?

13. 273 K

14. This law involves only pressure, volume, and temperature.

15. The combined gas law

16. What happens to the temperature of a gas when it is compressed assuming pressure stays constant?

17. The temperature decreases

18. The Law from which all other gas laws may be derived.

19. The ideal gas law

20. When does a gas become less ideal and more real? (2 answers)

21. Low temperatures and high pressure

22. A 30g sample of Neon occupies 30. 0 L at a pressure of 100. kPa
A 30g sample of Neon occupies 30.0 L at a pressure of 100. kPa. Find the volume of the neon when the pressure is increased to 840. kPa.

23. 3.57 L

24. A balloon is filled with helium and has a volume of 30
A balloon is filled with helium and has a volume of 30.0 L at a temperature of 298 K. What is the volume of the balloon if the temperature increases to 360K and the pressure remains constant?

25. 36 L

26. A gas that has a volume of 28 L, a temperature of 318K, and an unknown pressure has its volume increased to 34 L and its temperature decreased to 308K. If I measure the pressure after the change to be 2.0 atm, what was the original pressure of the gas?

27. 2.5 atm

28. 2 Na + 2H2O  2 NaOH + H2
If 3 L of hydrogen are produced at STP in the above reaction, what mass of sodium was used?

29. 6 g Na

30. What is the pressure in atm of 0
What is the pressure in atm of g of hydrogen gas, if at 465K, it has a volume of 4.21L?

31. 0.22 atm

32. Hydrogen gas is collected over water at 25oC and is found to have a pressure of kPa and a volume of 3.45 L. What is the pressure of the dry gas at 50oC and 5.2 L if the vapor pressure of water at 25oC is 16.5 kPa?

33. 90. kPa

34. Nitrogen gas effuses through an opening 1
Nitrogen gas effuses through an opening 1.59 times faster than does an unknown gas. Calculate the molecular mass of the unknown gas.

35. 71 g/mol