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Author Question: The number of stars in the observable universe A) is approximately equal to the population of the ... (Read 74 times)

SGallaher96

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on: Jul 27, 2018
The number of stars in the observable universe
 
  A) is approximately equal to the population of the Earth at the turn of the 21st century
  B) cannot be estimated
  C) is approximately equal to the total number of sand grains on every beach on Earth
  D) is infinitely large

Question 2

The energy levels of an element and its ion are the same.
 
  Indicate whether the statement is true or false


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Sierray

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

C

Answer to Question 2

FALSE


SGallaher96

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Reply 2 on: Jul 27, 2018
Gracias!

tkempin

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Reply 3 on: Yesterday
:D TYSM

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