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Author Question: The interior of a refrigerator has a volume of 0.600 m3. The temperature inside the refrigerator in ... (Read 115 times)

natalie2426

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on: Jul 29, 2018
The interior of a refrigerator has a volume of 0.600 m3. The temperature inside the refrigerator in 282 K, and the pressure is 101 kPa. If the molecular weight of air is 29 g/mol,
 
  what is the mass of air inside the refrigerator? The ideal gas constant is R = 8.314 J/molK = 0.0821 L  atm/mol  K.
  A) 560 g B) 500 g C) 750 g D) 270 g E) 140 g

Question 2

As you walk away from a plane mirror on a wall, your image
 
  A) gets smaller.
  B) may or may not get smaller, depending on where the observer is positioned.
  C) is always a real image, no matter how far you are from the mirror.
  D) changes from being a virtual image to a real image as you pass the focal point.
  E) is always the same size.


mochi09

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

C

Answer to Question 2

E


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