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Author Question: What is the molality of sodium chloride in solution that is 13.0 by mass sodium chloride and that ... (Read 157 times)

tiffannnnyyyyyy

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on: Aug 27, 2018
What is the molality of sodium chloride in solution that is 13.0 by mass sodium chloride and that has a density of 1.10 g/mL?
 
  A) 2.23
  B) 1.30
  C) 2.56
  D) 2.03
  E) 1.10

Question 2

Molecular mass can be determined by
 
  A) combustion analysis.
  B) mass spectrometry.
  C) titration.
  D) weighing with an analytical balance.


sylvia

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

C

Answer to Question 2

B


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tiffannnnyyyyyy

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


sylvia

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


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