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Topic 1 – Matter and Energy

24. Deviation from ideal gas: Determining gas that behave most or least like an ideal gas.

1. Which two gases behave most like an ideal gas under the same temperature and pressure?
1) CO2 and O2 2) NH3 and CH4 3) H2 and He 4) O2 and N2

2. Under the same temperature and pressure, which gas behaves least like an ideal gas?
1) Xe 2) Kr 3) Ne 4) He

3. Under the same temperature and pressure, which gas is most likely to behave like an ideal gas?
1) H 2) He 3) O2 4) Ne

4. Which gas is least likely to obey the ideal gas model under same temperature and pressure? Need Help? Study Book Pg 20 Set 30
1) Xe 2) Kr 3) Ne 4) He

5. At STP, which will behave least like an ideal gas? 3) Nitrogen 4) Hydrogen
1) Fluorine 2) Oxygen



25. Deviation from ideal gas: Determining conditions real gases behave most or least like ideal gas.

1. Under which conditions of temperature and pressure would a real gas behaves least like an ideal gas?
o
o
1) 0 C and 100 kPa 3) 0 C and 300 kPa
o
o
2) 150 C and 100 kPa 4) 150 C and 300 kPa

2. A real gas behaves least like an ideal under which two conditions?



1) 273 K and 1 atm
3) 546 K and 1 atm
2) 273 K and 2 atm 4) 546 K and 2 atm

3. Under which conditions of temperature and pressure would a real gas behaves most like an ideal gas?
1) 0 C and 100 kPa 3) 0 C and 300 kPa
o
o
2) 150 C and 100 kPa 4) 150 C and 300 kPa
o
o

4. A real gas will behave most like an ideal gas under which conditions of temperature and pressure?
1) 273 K and 1 atm 3) 546 K and 2 atm Need Help? Study Book Pg 20 Set 30
2) 273 K and 2 atm 4) 546 K and 1 atm

5. Under which two conditions would helium behaves most like an ideal gas?
1) 50 K and 20 KPa 3) 50 K and 600 Kpa
2) 750 K and 20 KPa 4) 750 K and 600 KPa








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