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Author Question: A stone is dropped from the top of a well that has water in it at a depth of 30.0 m. How long does ... (Read 81 times)

OSWALD

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on: Jul 28, 2018
A stone is dropped from the top of a well that has water in it at a depth of 30.0 m. How long does it take the stone to reach the water?

Question 2

Reacting an acid with a base gives water and
 a. a carbonate.
  b. ammonia.
  c. carbon dioxide.
  d. a salt.


k2629

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

2.5 s

Answer to Question 2

d


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