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Author Question: When 0.50 kg of ice freezes, the change in entropy is A) zero. B) 365 J/K. C) 610 ... (Read 27 times)

cookcarl

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on: Jul 29, 2018
When 0.50 kg of ice freezes, the change in entropy is
 
  A)
 
  zero.
  B)
 
  365 J/K.
  C)
 
  610 J/K.
  D)
 
  -610 J/K.
  E)
 
  none of the above

Question 2

An object, placed 12.0 cm from a lens, produces an image with a magnification of 5.0. What is the focal length of the lens?
 
  A)
 
  24 cm
  B)
 
  18 cm
  C)
 
  60 cm
  D)
 
  15 cm
  E)
 
  9 cm


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ririgirl15

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Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

D


cookcarl

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Reply #2 on: Jul 29, 2018
Thanks


ririgirl15

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Reply #3 on: Jul 29, 2018
Welcome :)


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