What are the three types of solutions?
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Compare and contrast physical changes with chemical changes.

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

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?