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Author Question: What is the coefficient of the permanganate ion when the following equation is balanced? MnO4- + Br- ... (Read 45 times)

cool

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on: Aug 27, 2018
What is the coefficient of the permanganate ion when the following equation is balanced? MnO4- + Br-  Mn2+ + Br2 (acidic solution)
 
  A) 1
  B) 2
  C) 3
  D) 5
  E) 4

Question 2

What is the oxidation state of carbon in the carbonate ion?
 
  A) +4
  B) +2
  C) 0
  D) -2
  E) -4

Question 3

One significant difference between gases and liquids is that ________.
 
  A) a gas is made up of molecules
  B) a gas expands to fill its container
  C) a gas may consist of both elements and compounds
  D) gases are always mixtures
  E) All of the above answers are correct.
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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prumorgan

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  • Posts: 326
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

A

Answer to Question 3

B


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