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Author Question: Recent evidence indicates that petroleum is derived from A) plants. B) microscopic land animals. ... (Read 103 times)

Kthamas

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on: Aug 27, 2018
Recent evidence indicates that petroleum is derived from
 
  A) plants.
  B) microscopic land animals.
  C) microscopic marine animals.
  D) decomposition of volcanic ash.

Question 2

The process of alpha decay results in what change in the atomic number?
 
  A) a decrease of 2
  B) a decrease of 1
  C) an increase of 1
  D) no change


Sammyo

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Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

A


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