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Author Question: A sample of oxygen gas that contains Avogadro's number of atoms has a mass of ________. A) 8.0 g ... (Read 97 times)

BrownTown3

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on: Aug 27, 2018
A sample of oxygen gas that contains Avogadro's number of atoms has a mass of ________.
 
  A) 8.0 g
  B) 16.0 g
  C) 32.0 g
  D) 64.0 g

Question 2

Consider the reaction with Kc = 0.211. Which of the following pairs of concentrations indicate that the system is not at equilibrium?
 
  N2O4 (g) = 2NO2 (g)
  A) N2O4 = 0.00140 M; NO2 = 0.0172 M
  B) N2O4 = 0.00280 M; NO2 = 0.0243 M
  C) N2O4 = 0.00452 M; NO2 = 0.0309 M
  D) N2O4 = 0.00840 M; NO2 = 0.0572 M


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parker125

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

B

Answer to Question 2

D


BrownTown3

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

xiazhe

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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