Suppose 9.0 mL of a 30 M solution is diluted to a total volume of 10.0 mL with deionized water and then mixed with 15.0 mL of another solution.
Calculate the initial concentration of the solution at the start of the reaction.

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

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