I’m distilled water all of the dissolved substances mixed in water have been removed by evaporation.
Hydrogen bonding is a special type of dipole-dipole attraction between molecules, not a covalent bond to a hydrogen atom. It results from the attractive force between a hydrogen atom covalently bonded to a very electronegative atom such as a N, O, or F atom and another very electronegative atom.
Answer: avogadros number/constant
Explanation: