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Author Question: Is the food compartment in a refrigerator cooled by evaporation or condensation of the refrigerating ... (Read 57 times)

hubes95

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on: Aug 27, 2018
Is the food compartment in a refrigerator cooled by evaporation or condensation of the refrigerating coolant?
 
  A) The food compartment of a refrigerator is cooled by evaporation of the refrigerating fluid because vaporization is a cooling process.
  B) The food compartment of a refrigerator is cooled by condensation of the refrigerating fluid because condensation is a cooling process.
  C) Both evaporation and condensation of the refrigerating coolant cause the food compartment to cool.
  D) It is neither the evaporation nor condensation of the refrigerating coolant that causes the food compartment to cool. Cooling is a matter of simple heat exchange via the refrigerator's motor.

Question 2

Fluorine is a relatively ________.
 
  A) large atom
  B) soft atom
  C) small atom
  D) greenish atom


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mochi09

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

A

Answer to Question 2

C


hubes95

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Reply 2 on: Aug 27, 2018
Gracias!

raenoj

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Reply 3 on: Yesterday
Wow, this really help

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