A concentrated salt solution has a mass of 5.222 g for a 5.000 mL sample. What is the specific gravity of this solution at 15.6°?

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

Helium decays to form lithium. which equation correctly describes this decay?

Can you guys answer these questions i need it before 1: 00pm