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Author Question: Which ion shown has empty 5s orbitals? A) Mo2+ B) Y3+ C) Zr4+ D) Nb2+ E) All choices have ... (Read 61 times)

Coya19@aol.com

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on: Aug 27, 2018
Which ion shown has empty 5s orbitals?
 
  A) Mo2+
  B) Y3+
  C) Zr4+
  D) Nb2+
  E) All choices have empty 5s orbitals.

Question 2

For a dilute aqueous solution, a concentration of 1 ppm also corresponds to a concentration of 1 ________ per liter of solution.
 
  Fill in the blank(s) with correct word


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fur

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

E

Answer to Question 2

milligram


Coya19@aol.com

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Reply #2 on: Aug 27, 2018
Both answers were spot on, thank you once again


fur

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Reply #3 on: Aug 27, 2018
Great! Please up vote :D


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