What charge does krypton (KR) form

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

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility