List 3 conversion factors used in molar conversions

What is the relation between concentration of reactants and the rate of chemical reaction?

How many moles of potassium are needed to react completely with 12.8 moles of magnessium bromide?

How is electrolysis most commonly used to produce an energy source? a - splitting water molecules produces oxygen, which organisms breathe to fuel their bodies. b - splitting water molecules produces hydrogen gas, which is used to power machines through hydrogen fuel cells. c - splitting carbon dioxide molecules produces coal, a form of carbon that can be burned to produce heat. d - splitting carbon dioxide molecules produces natural gas, which can be burned to generate electricity in power plants.