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Author Question: Hydrogen and oxygen molecules in a sample of gas have the same temperature. This means the hydrogen ... (Read 124 times)

erika

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Hydrogen and oxygen molecules in a sample of gas have the same temperature. This means the hydrogen molecules, on average, have the same
 
  A) speed and the same kinetic energy.
  B) speed, but more kinetic energy.
  C) speed, but less kinetic energy.
  D) kinetic energy, but more speed.
  E) kinetic energy, but less speed.

Question 2

Firefighters find that the temperature of burning material is best lowered when water is
 
  A) used in small amounts.
  B) pointed away from the flames.
  C) sprayed as a fine mist.
  D) salted.



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HandsomeMarc

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Answer to Question 1

Answer: D

Answer to Question 2

Answer: C




erika

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Reply 2 on: Jul 29, 2018
:D TYSM


kishoreddi

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

 

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