Chemistry Practice Problems Chemistry Gas Laws Practice Problems Solution: What mass of iron(II) oxide must be used in the re...

Solution: What mass of iron(II) oxide must be used in the reaction given by the equation below to release 28.8 kJ? 6FeO (s) + O2 (g) = > 2Fe3O4 (s)    ΔH° = -635 kJ Calculate your answer in g. Enter it with two decimal places and no units.

Problem

What mass of iron(II) oxide must be used in the reaction given by the equation below to release 28.8 kJ? 

6FeO (s) + O2 (g) = > 2Fe3O4 (s)    ΔH° = -635 kJ 

Calculate your answer in g. Enter it with two decimal places and no units.

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