A or B depends on what you mean by lit or glowing but when you place a wooden split in the sample the gas must reignite but there can be some confusion between hydrogen and oxygen mainly because a splint can cause a slight popping sound while it reignites but hydrogen pops are more violent and can most time extinguish the splint.
. Iron is divalent to hydrogen and water.
Answer:
algun moderador puede acabar a este otro este me borró respuesta que no debió borrar
