This page discusses hydrogen bonds, which are weak attractions between polar molecules like water. Each water molecule can form bonds with four others, leading to unique properties such as a wide liqu...This page discusses hydrogen bonds, which are weak attractions between polar molecules like water. Each water molecule can form bonds with four others, leading to unique properties such as a wide liquid temperature range and high heat of vaporization. These characteristics support cooling via sweat evaporation and stabilize temperatures near water bodies.