Most of it goes down the drain. Much more water is consumed in America in indirect ways - through manufacturing and processing. Water is not a limitless commodity - although we often take it for granted. MM of water is 18.
Most small compounds are gasses at room temperature and pressure.
H 2 O, bent molecule, two lone pairs. These terminals are also called electrodes. During the process of electrolysis, energy is provided. Bond energy is like the strength of the bond and has to do with the atoms involved. For the specific case of water, the electrolysis of water requires 572 kJ of energy per 2 moles of water.