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Questions in Science tagged with "molecules"

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  How does the potential energy of molecules increase during change of state, for example when ice melts into water or water to vapour?

  Posted by sajipnpad on Sep 15, 2008 at 10:41 PM

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  What is true of the first organic molecules on earth?

  Posted by juggalette18 on Sep 4, 2008 at 06:56 AM

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