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Elemental sulfur occurs as octatomic molecule S8. What is the mass of Fluorine gas needed to react completely with 19.9 g of Sulfur to form sulfur hexafluoride?

  • Chemistry -

    Relative atomic mass of F2 = 19
    RAM of Sulphur = 32
    Mass of fluorine required to form SF6
    = 19.9*(6*19)/32
    = 70.9 g

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