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alshernandez alshernandez
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6 years ago
How many hydroxyl groups does a molecule of glycerol have?
 a. none
  b. 1
  c. 2
  d. 3
  e. 4
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Program34Program34
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6 years ago
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alshernandez Author
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6 years ago
Smart ... Thanks!
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Yesterday
Thanks
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2 hours ago
Good timing, thanks!
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