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Author Question: The ground state is the lowest energy level in an atom. Indicate whether the statement is true or ... (Read 99 times)

cnetterville

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on: Jul 28, 2018
The ground state is the lowest energy level in an atom.
  Indicate whether the statement is true or false

Question 2

The element helium was discovered by studying the sun's spectrum.
  Indicate whether the statement is true or false


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batool

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Reply #1 on: Jul 28, 2018
Answer to Question 1

T

Answer to Question 2

T


cnetterville

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Reply 2 on: Jul 28, 2018
Gracias!

nathang24

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Reply 3 on: Yesterday
Excellent

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