Respuesta :

Answer:

52.073 liters

Explanation:

Find the number of moles of Mg

56.49 gm / 24.3 gm/mole  = 2.325 moles

Each mole of Mg produces  ONE mole of H2   ( from the equation)

  so you have 2.325 moles of H2 gas

    22.4 liters / mole   * 2.235 moles = 52.073 liters