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28 April, 03:10

Number of grams of perchloric acid in 4.25 x 10^-4 mol of perchloric acid

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  1. 28 April, 03:27
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    Answer: 0.043g

    Explanation:

    chemical formular of perchloric acid is HClO4

    no. of moles = mass / molar mass

    n = m / mm

    m = n x mm

    n = 4.25 x 10^-4 mol

    m = ?

    mm = 1 + 35.5 + (16 x 4) = 100.5g/mol

    m = 4.25 x 10^-4 mol x 100.5g/mol

    m = 0.043g
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