Question

Iron reacts with steam according to the reaction 3Fe +4 H2O → Fe3O4 + 4H2O.

How many grams of iron will react with 5 moles of steam to convert to iron oxide with 100% product yield?
a. 72g b. 90g c. 168g d. 210g****
bobpursley
five moles steam?
Multiply the balanced equation by 5/4
15/4 Fe + 5 H2O >>>5/4 Fe3O4 + 5H2O
grams Iron= 15/4 * molemassFe=15/4 *55.8= 209 grams
D.210

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