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Author Question: Which of these is NOT considered a heavy metal? A) Ca B) Ag C) Hg D) ... (Read 50 times)

debasdf

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on: Aug 27, 2018
Which of these is NOT considered a heavy metal?
 
  A) Ca
  B) Ag
  C) Hg
  D) Au

Question 2

A ________ H corresponds to an ________ process.
 
  A) negative, endothermic
  B) negative, exothermic
  C) positive, exothermic
  D) zero, exothermic
  E) zero, endothermic


nguyenhoanhat

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

A

Answer to Question 2

B


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