the concentration of hydrogen ions in a solution is 1.0 x 10^-5 M at 298 K. what is the concentration of hudroxide ions in the same solution

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

Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?