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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 91 times)

cnetterville

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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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Answer to Question 1

T

Answer to Question 2

T




cnetterville

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Reply 2 on: Jul 28, 2018
Gracias!


elyse44

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Reply 3 on: Yesterday
:D TYSM

 

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