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Home Q & A Board Biology-Related Homework Help Medicine Medical Administration
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MalorieB MalorieB
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6 years ago
Which gas has the lowest specific gravity at 25 C and 760 mm Hg?
 
  a. Water vapor c. CO2
  b. Helium d. O2


Q. 2  Which law states that when two gases are placed under the same temperature and pressure, the rates of diffusion of both gases are inversely proportional to the square root of their densities?
 
  a. Graham's law
  b. Henry's law
  c. Mole's law (also known as the ideal gas law)
  d. Fick's law


Q. 3  At what temperature would you expect to see the highest water-vapor pressure?
 
  a. 0 C c. 100 C
  b. 40 C d. Absolute zero


Q. 4  The molecular weight of a gas divided by 22.4 L is used to express which of the following?
 
  a. Density c. Partial pressure
  b. Diffusion rate d. Specific gravity


Q. 5  A practical application of Avogadro's law is seen in the calculation of which of the following? 1. Specific gravity 2. Diffusion rate 3. Gas density 4. Osmosis
 
  a. 1 and 2 c. 2 and 4
  b. 1 and 3 d. 3 and 4


Q. 6  Which of the following does not follow Dalton's law at sea level?
 
  a. Oxygen c. Water vapor
  b. Nitrogen d. Trace gases
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apyattapyatt
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MalorieB Author
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6 years ago
Thank you, thank you, thank you!
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