Solid calcium oxide reacts with cold water forming calcium hydroxide.
As the cold water is added, steam is seen coming from the solid.
Which statement describes the reaction?
1 )
It is endothermic and the temperature decreases.
2 )
It is endothermic and the temperature increases.
3 )
It is exothermic and the temperature decreases.
It is exothermic and the temperature increases.
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