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Author Question: A stationary but movable 450-kg cannon is fired, and the 12-kg cannonball moves off to the right ... (Read 29 times)

KimWrice

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on: Jul 28, 2018
A stationary but movable 450-kg cannon is fired, and the 12-kg cannonball moves off to the right with a velocity of 20.0 m/s. What is the cannon's velocity (neglecting friction or any restraints)?

Question 2

Alkyl halides are distinguished by the fact that at least one hydrogen atom in a hydrocarbon has been replaced by a(n)
 a. alkyl group.
  b. OH group.
  c. halogen atom.
  d. oxygen atom.
  e. CH3 group.


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sylvia

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

0.53 m/s to the left

Answer to Question 2

c


KimWrice

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Reply 2 on: Jul 28, 2018
Gracias!

hollysheppard095

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Reply 3 on: Yesterday
Wow, this really help

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