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Author Question: All heavy elements are made during supernova explosions. Indicate whether the statement is true ... (Read 16 times)

soccerdreamer_17

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on: Jul 27, 2018
All heavy elements are made during supernova explosions.
 
  Indicate whether the statement is true or false

Question 2

What is the average molecular speed of hydrogen (mass = 1 ) on Earth (temperature = 300 K)?
 
  A) 4.71 m/s
  B) 4.71 km/s
  C) 2.72 m/s
  D) 2.72 km/s
  E) none of the above


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reelove4eva

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

FALSE

Answer to Question 2

D


soccerdreamer_17

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Reply 2 on: Jul 27, 2018
Excellent

nyrave

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Reply 3 on: Yesterday
Wow, this really help

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