Which electron configuration is correct for a sodium ion?

Si una estrella no tiene paralaje medible, ¿qué puedes inferir?

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

Heat is the total potential energy of a substance that can be transferred. true false