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Homework Help: Are all exothermic reactions chemical changes?

  1. Mar 5, 2007 #1
    Are all exothermic reactions chemical changes since they release heat?:confused:
  2. jcsd
  3. Mar 5, 2007 #2


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    Gold Member

    2 changes that are exothermic yet not chemical in nature:

    Fission, condensation...
    Last edited: Mar 5, 2007
  4. Mar 14, 2007 #3
    ooOo icic.. alright thanks, i'll try to include that in my lab report. =)
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