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Author Question: The second law of thermodynamics states that ________. A) E = q + w B) Hrxn = nHf (products) - ... (Read 55 times)

09madisonrousseau09

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on: Aug 27, 2018
The second law of thermodynamics states that ________.
 
  A) E = q + w
  B) Hrxn =  nHf (products) -  mHf (reactants)
  C) for any spontaneous process, the entropy of the universe increases
  D) the entropy of a pure crystalline substance is zero at absolute zero
  E) S = qrev/T at constant temperature

Question 2

The solubility of manganese (II) hydroxide (Mn(OH)2 ) is 2.2  10-5 M. What is the Ksp of Mn(OH)2?
 
  A) 1.1  10-14
  B) 4.3  10-14
  C) 2.1  10-14
  D) 4.8  10-10
  E) 2.2  10-5


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honnalora

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

C

Answer to Question 2

B


09madisonrousseau09

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  • Posts: 559
Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

daiying98

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Reply 3 on: Yesterday
Gracias!

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