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Author Question: For which of the following can the composition vary? A) pure substance B) element C) both ... (Read 30 times)

tingc95

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on: Aug 27, 2018
For which of the following can the composition vary?
 
  A) pure substance
  B) element
  C) both homogeneous and heterogeneous mixtures
  D) homogeneous mixture
  E) heterogeneous mixture

Question 2

Identify which one was NOT a malfunction at a nuclear power plant.
 
  A) A tornado tore a roof of the cooling plant resulting in a release of radioactive gas.
  B) A partial meltdown of the core occurred.
  C) A fire resulted in the release of radioactivity into the surrounding area.
  D) An earthquake caused a tsunami, and flooded the nuclear plant. The cooling system failed, a partial core meltdown occurred, and radioactive material was released.


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randomguy133

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

C

Answer to Question 2

A


tingc95

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Reply 2 on: Aug 27, 2018
Gracias!

ryansturges

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Reply 3 on: Yesterday
Excellent

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