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Author Question: The vapor pressure of pure water at 25 C is 23.8 torr. Determine the vapor pressure (torr) of water ... (Read 173 times)

SGallaher96

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on: Aug 27, 2018
The vapor pressure of pure water at 25 C is 23.8 torr. Determine the vapor pressure (torr) of water at 25 C above a solution prepared by dissolving 25 g of urea (a nonvolatile, non-electrolyte, MW = 60.0 g/mol) in 75 g of water.
 
  A) 2.9
  B) 0.42
  C) 22
  D) 27
  E) 0.91

Question 2

What is the correct molecular formula for a compound of aluminum and oxygen?
 
  A. AlO
   B. Al3O
   C. AlO3
   D. Al2O3


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Juro

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Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

D


SGallaher96

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Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

Joy Chen

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Reply 3 on: Yesterday
Wow, this really help

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