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Author Question: Who was the American chemistry student that discovered an inexpensive method for producing aluminum ... (Read 79 times)

hubes95

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on: Aug 27, 2018
Who was the American chemistry student that discovered an inexpensive method for producing aluminum metal from its ore?
 
  A) Frederick Alum
  B) Thomas Edison
  C) Charles Goodyear
  D) Charles Hall
  E) none of the above

Question 2

A solution is made by dissolving 4.92 g of glucose (C6H12O6 ) in to 165 mL of water. The molality of this solution is ________ m, if the density of water is 1.00 g/mL.
 
  A) 0.165
  B) 0.331
  C) 0.0827
  D) 29.8
  E) 0.00450


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helenmarkerine

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

D

Answer to Question 2

A


hubes95

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


helenmarkerine

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


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