In an experiment to determine what type of acid is the MOST corrosive (destructive) which of these would NEED to be a controlled (constant) variable A. The acid used
B. The material the acid is poured on
C. The size of the hole created by the acid

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.