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16 September, 00:52

How many moles of bromine are needed to produce 5 moles of aluminum bromide

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  1. 16 September, 01:19
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    7.5 mol

    Step-by-step explanation:

    2Al + 3Br₂ ⟶ 2AlBr₃

    You want to convert moles of AlBr₃ to moles of Br₂.

    The molar ratio is 3 mol Br₂:2 mol AlBr₃.

    Moles of Br₂ = 5 * 3/2

    Moles of Br₂ = 7.5 mol Br₂

    You need 7.5 mol of Br₂ to produce 5 mol of AlBr₃.
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