• Question: what is exothermics and endothermics

    Asked by student30 to Niamh on 21 Mar 2011 in Categories: .
    • Photo: Niamh Nic Daeid

      Niamh Nic Daeid answered on 21 Mar 2011:


      hi 30

      an exothermic chemical reaction is one which gives off heat (and often likt) like putting acid into water. An endothermic reaction is one which needs heat to react

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