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10th Class Science Chemical Reactions and Equations

  • question_answer 17)
    What does one mean by exothermic and endothermic reactions ? Give examples. 

    Answer:

    The chemical reactions which occur with the evolution of heat are called exothermic reactions. For example,      Heat     Heat The chemical reactions which occur with the absorption of heat are called endothermic reactions. For example,                                                                                 


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