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Author Question: Earth's core is believed to be composed of a. iron and nickel. b. silicate rocks. c. carbon and ... (Read 44 times)

ahriuashd

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on: Jul 28, 2018
Earth's core is believed to be composed of
 a. iron and nickel.
  b. silicate rocks.
  c. carbon and silicon.
  d. uranium and lead.

Question 2

Which of the following Group 1A elements has the smallest atom?
 a. Rb
  b. Na
  c. K
  d. Li


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LVPMS

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

a

Answer to Question 2

d


ahriuashd

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

tandmlomax84

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Reply 3 on: Yesterday
:D TYSM

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