Q.1
What is the limitation of Dalton’s law?
  • a) It implies only for real gases at low pressure
  • b) It implies only for real gases at high pressure
  • c) It implies only for real gases at low concentration
  • d) It implies only for real gases at high concentration
Q.2
Which of the following statements about partial pressure are correct?
  • a) True, False
  • b) True, True
  • c) False, True
  • d) False, False
Q.3
How to calculate partial pressure?
  • a) Sum of the pressures of each individual gas
  • b) Total pressure multiplied by the mole fraction of that gas
  • c) Sum of the mole fraction of each individual gas
  • d) Total concentration multiplied by the mole fraction of that gas
Q.4
What is the use of partial pressure?
  • a) To predict the movement of gases
  • b) To predict the concentration change
  • c) To predict the pressure change
  • d) To predict the mole fraction
Q.5
What is partial pressure of water vapor?
  • a) 23.8 mm Hg
  • b) 230.8 mm Hg
  • c) 2.38 mm Hg
  • d) 0.238 mm Hg
Q.6
What is r value in pV= nRT?
  • a) 0.8314 J/mol•K
  • b) 831.4 J/mol•K
  • c) 83.14 J/mol•K
  • d) 8.314 J/mol•K
Q.7
Which of the following component is constant in Boyle’s law?
  • a) Concentration
  • b) Pressure
  • c) Temperature
  • d) Volume
Q.8
Does partial pressure depend on temperature?
  • a) True
  • b) False
Q.9
In an experiment,the barometric pressure of gas is 1.atm, Some H2 was collected over water at 27.0°C. What is the partial pressure of the dry H2 in the container?
  • a) 0.1021 atm
  • b) 102.1 atm
  • c) 10.21 atm
  • d) 1.021 atm
Q.10
The pressure of a 2.74moles of a gas in a container was 432.0 torr. What would the pressure inside the container be if 5.moles of the gas was in it?
  • a) 896.20 torr
  • b) 796.20 torr
  • c) 596.20 torr
  • d) 696.20 torr
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