How do systems impact creation?

What are transitions between a liquid and a solid called? identify which way they are transitioning

What is the value of keq for the reaction expressed in scientific notation?

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