Adenine, a nitrogen -containing compound found in DNA and RNA , is 44.5% C, 3.70% H, and 51.8%N. If adenine has an experimental molar mass of 135g, what is its molecular formula?

Idon’t know how to solve this question

What overall charge must all compounds have

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