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20 September, 05:38

which one of these reactions is energy released? A all reactions B no reactions C endothermic reactions D exothermic reactions

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  1. 20 September, 06:07
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    The reaction that is energy released is exothermic reactions (answer D)

    Explanation

    Exothermic reaction is a chemical reaction that releases energy through heat or light.

    Example of exothermic reaction is combustion reaction such as lighting a candle which produces carbon dioxide, water and heat.

    Endothermic reaction in other hand it is a chemical reaction that absorb energy from the surrounding.
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