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22 Apr 2012
1) 3Fe+ 4H2O(steam) --> Fe3O4 + 4H2 2) Fe304 + 4CO --> 3Fe + 4CO2 (g) 3) Fe304 + 4H2 --> 3Fe + 4H20 If iron is recovered in step 2) and 3) with 80% efficiency then how many gram iron is recovered initially if 56 gram iron is take. Explain with steps.
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