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Author Question: What is the chemical formula of a compound named ammonium sulfide? A) NH4S B) (NH4)2S C) ... (Read 206 times)

urbanoutfitters

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on: Aug 27, 2018
What is the chemical formula of a compound named ammonium sulfide?
 
  A) NH4S
  B) (NH4)2S
  C) (NH4)S2
  D) (NH4)2S3

Question 2

Which set has the same number of protons?
 
  A) Br, Br-, Br+
  B) N, O, F
  C) Na+, Mg2+, Al3+
  D) K+, Rb+, Cs+

Question 3

List three examples of pure substances and three examples of mixtures that have not been previously discussed in class.
 
  What will be an ideal response?


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lgoldst9

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

B

Answer to Question 2

A

Answer to Question 3

Anything that makes sense in your class.


urbanoutfitters

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Reply #2 on: Aug 27, 2018
Thank you!


lgoldst9

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Reply #3 on: Aug 27, 2018
Always glad to help...


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