If water is made of 2 Hydrogen atoms and 1 oxygen atom, why cant we make water ourselves?

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone, due to its high light availability and warm water temperature

Which are forms of frozen water? check all that apply. dew frost hail rain sleet

I’m an electrically neutral atomic any element, there are equal numbers of