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Which of the following is exothermic?
A.boiling of water
B.person growing
C.choppening of tree
D.freezing of water

  • Chemistry -

    Exothermic means you release energy.

    D, freezing water, means the water releases heat in order to freeze. This release of heat, aka energy, makes it exothermic.

    The other answer choices require energy, making them endothermic.

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