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Author Question: Who was the American chemistry student that discovered an inexpensive method for producing aluminum ... (Read 65 times)

hubes95

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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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Answer to Question 1

D

Answer to Question 2

A





 

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