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21 June, 02:03

Seawater contains approximately 3.5% NaCl by mass and has a density of 1.02g/mL. What volume of seawater conatains 1.0g of sodium

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  1. 21 June, 02:09
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    M (NaCl) = 1.0 g

    w=0.035

    p=1.02 g/mL

    v-?

    m (NaCl) = mw

    m=vp

    m (NaCl) = vpw

    v=m (NaCl) / (pw)

    v=1.0 / (1.02·0.035) = 28.0 mL
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