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Hydrogen is generated by passing hot steam over iron, which forms Fe3O4 in this

ID: 1020845 • Letter: H

Question

Hydrogen is generated by passing hot steam over iron, which forms Fe3O4 in this reaction:

Fe (s) + H2O (g) H2 (g) + Fe3O4 (s)

a.Balance this chemical reaction.

b. If 625 g of Fe3O4 is formed in the reaction, how many moles of hydrogen are produced at the same time? Show your work, including all conversion factors and all units.

c. How many moles of Fe would be needed to form 27 g of hydrogen? Show your work, including all conversion factors and all units.

please type it or write it neatly :) thank you

Explanation / Answer

a. 3Fe(s) + 4H2o(g) = Fe3O4(s) + 4H2(g)