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Author Question: The density of NO2 in a 4.77 L tank at 738.4 torr and 45.0 C is ________ g/L. A) 1.71 B) 1300 ... (Read 96 times)

cnetterville

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on: Aug 27, 2018
The density of NO2 in a 4.77 L tank at 738.4 torr and 45.0 C is ________ g/L.
 
  A) 1.71
  B) 1300
  C) 12.1
  D) 0.0169
  E) 8.17

Question 2

A solution is prepared by dissolving 0.60 g of nicotine (a nonelectrolyte) in water to make 12 mL of solution. The osmotic pressure of the solution is 7.55 atm at 25 C. The molecular weight of nicotine is ________ g/mol.
 
  A) 28
  B) 43
  C) 50
  D) 160
  E) 0.60


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yuyiding

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

A

Answer to Question 2

D


cnetterville

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Reply 2 on: Aug 27, 2018
Excellent

cpetit11

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Reply 3 on: Yesterday
:D TYSM

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