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H2O(I)+40.7 KJ > H2O(g)endothermic or exothermic

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ANSWER

Endothermic reaction

EXPLANATION

Given that;

[tex]\text{ H}_2O_{(l)}\text{ + 40.7KJ }\rightarrow\text{ H}_2O_{(g)}[/tex]

In the reaction above, there is a transition from liquid water to steam. This phase change is called boiling.

During the process, heat is absorbed from the surroundings.

Therefore, the reaction is an endothermic reaction.

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