Which of the following aqueous solutions has the lowest freezing point?
a: 1.0 m ionic nacl
b: 1.0 m ionic mgbr2
c: 1.0 m molecular c12h22o11
d: 1.0 m ionic lif

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