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Author Question: Weightlessness occurs when an object a. has zero acceleration. b. is in free fall. c. is midway ... (Read 139 times)

darbym82

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on: Jul 28, 2018
Weightlessness occurs when an object
 a. has zero acceleration.
  b. is in free fall.
  c. is midway between Earth and the Moon.
  d. loses weight.

Question 2

Balance the chemical equation: Cu + Al2O3  CuO + Al


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ong527

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

b

Answer to Question 2

3Cu + Al2O3  3CuO + 2Al


darbym82

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Reply #2 on: Jul 28, 2018
Thanks


ong527

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Reply #3 on: Jul 28, 2018
Welcome :)


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