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Calculate number of aluminium ions in …

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Calculate number of aluminium ions in 0.051g of aluminium oxide (Al2O3)

    • Posted by Khushi Boora 7 years, 2 months ago

    CBSE > Class 09 > Science
    • 2 answers

    Khushi Boora 7 years, 2 months ago

    Gram molecular mass =2×27+3×16=102 g.no of moles = 0.051/102=0.0005 moles. No of ions =2×5/10000×6.022×10^23=6.022*10^19 Am I right

    1Thank You

    Satyam Kumar 5 years, 11 months ago

    m=0.051 M=27*2+16*3=102g No of ion =m÷M*No =0.051*6.022*10^23\102 =3011*10^17 ions

    3Thank You

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