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29 May, 20:10

How many moles are there in 141g of AI2O3?

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  1. 29 May, 20:31
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    Answer: no. Moles = 1.382moles

    Explanation:

    No. Of moles = mass/molar mass

    NB : molar mass Al2O3 = (27*2) + (16*3) = 102

    n = 141/102 = 1.382moles
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