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Griffin
Griffin asked in Science & MathematicsChemistry · 6 years ago

calculate the total value of delta H for, 4fe + 3o2 yields 2fe2o3 delta H = -1644kj, if 3.54 moles of fe2o3 are produced?

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  • Bobby
    Lv 7
    6 years ago

    4Fe + 3O2 = 2Fe2O3 ... delta H = -1644kj,

    note this heat is produced when 2 moles of Fe2O3 are formed

    we have 3.54 moles so

    delta H = 1644 * 3.54 / 2 kJ = 2910 kJ of heat

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