Which reaction is exothermic?
A.) cellular respiration
B.) photosynthesis
C.) baking soda + vinegar
D.) melting ice

D.) melting ice

Explanation:

An exothermic reaction is a chemical reaction that releases energy through light or heat

hope this helps :D

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.