What are the apparent oxidation states of the fe and o

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Question- Consider the following reaction: 3Fe(s) + 4H2O(g) ? Fe3O4(s) + 4H2(g). a. What are the apparent oxidation states of the Fe and O in the product? b. The Fe in the product is really in 2 different oxidation states, what are they? c. At exactly 9000C, Kc = 5.1. If 0.050mol water vapor and 0.100mol iron are placed in a 1.0L container at that temperature and equilibrium established, what mass of Fe3O4 product is made?

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