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Author Question: An insoluble solid that is formed when two liquids (usually aqueous solutions) are mixed is called ... (Read 104 times)

kaid0807

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on: Jul 28, 2018
An insoluble solid that is formed when two liquids (usually aqueous solutions) are mixed is called
  a) an acid.
  b) a precipitate.
  c) a redox.
  d) an enzyme.

Question 2

A 4.0-kg mass, initially at rest on a horizontal frictionless surface, is struck by a 2.0-kg mass moving along the x axis with a speed of 8.0 m/s. After the collision, the 2.0-kg mass has a speed of 4.0 m/s at an angle of 37 from the positive x axis. What is the speed of the 4.0-kg mass after the collision?
 a. 2.0 m/s
  b. 2.7 m/s
  c. 4.9 m/s
  d. 2.4 m/s
  e. 3.6 m/s


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Sassygurl126

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

b

Answer to Question 2

b


kaid0807

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Reply 2 on: Jul 28, 2018
Gracias!

komodo7

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Reply 3 on: Yesterday
Excellent

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