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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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danusha danusha
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6 years ago
What determines the density of a polyurethane foam?
  A)
  the amount of ammonia gas released
  B)
  the amount of carbon dioxide released
  C)
  the amount of oxygen absorbed
  D)
  the solubility of the reactants
  E)
  the amount of nitrogen absorbed
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ashishjindalashishjindal
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6 years ago
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danusha Author
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6 years ago
This site is awesome
my2redeyes
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Thank you, thank you, thank you!
Butwhy
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2 hours ago
Good timing, thanks!
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