Calculate the heat change at 100 ∘C in each of the following problems.

-Calculate the heat in calories needed to vaporize 30.0 g of water at 100 ∘C.
-Indicate whether heat was absorbed or released in situation above.

let that person have a turn to speak : )

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.