A mixture contains 1.00 kg of aluminium and 3.00 kg of iron oxide. The equation for the reaction is: Show that aluminium is the limiting reactant. Relative atomic masses – 6102

Q1.

A mixture contains 1.00 kg of aluminium and 3.00 kg of iron oxide. The equation for the reaction is:

Show that aluminium is the limiting reactant. 

Relative atomic masses (Ar): O = 16 Al = 27 Fe = 56 ___________________________________________________________

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One thought on “A mixture contains 1.00 kg of aluminium and 3.00 kg of iron oxide. The equation for the reaction is: Show that aluminium is the limiting reactant. Relative atomic masses – 6102

  1. Moles of Fe₂O₃= 3000/160
    ​ =18.75 mol
    Moles of Al= 1000/27
    ​ =37.0 mol
    The balanced equation needs 2 mol of Al for every 1 mol of Fe₂O₃

    Al needed=18.75×2=37.5mol
    since,We have 37.0 mol Al

    But we need 37.5 mol Al

    So, aluminium is limiting reactant.

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