PLZ HELP
11 and 12 :)))

H2so4(aq) + mg(s)—> mgso4(aq) +h2(g) which substance is the acid in the reaction?

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.

Need , hurry pls create a superhero out of the element iron, what are its powers and his sidekick ( an element that works well with iron). how was the superhero made and who discovered him