The Russian Space Agency uses potassium superoxide (KO2) for chemical oxygen generators in their spacesuits. If the mass of O2 is 380 grams, what mass of KO2 is needed in the reaction? 4KO2 + 2H2O + 4CO2 --> 4KHCO3 + 3O2

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

Is powdered sports drink ionic or covalent ? 10pts !

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules