What happens if you break a magnet in half? a) each half will be a new magnet, with both a north and south pole. b) one half will have a north pole only and one half will have a south pole only. c) neither half will have a pole. d) neither half will be able to attract or repel
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The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms
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Consider the story you just read. all but one of the choices below indicate that something is living.
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What happens if you break a magnet in half? a) each half will be a new magnet, with both a north an...
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