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iberibin
iberibin asked in Science & MathematicsChemistry · 1 decade ago

Calculate the molality of each of the following solution?

4.05 g NaCl dissolved in 0.383 L of water

Thanks!

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  • Dr.A
    Lv 7
    1 decade ago
    Favorite Answer

    moles NaCl = 4.05 g/ 58.44 g/mol=0.0693

    assuming density of water = 1 g/mL

    mass water = 0.383 Kg

    m = 0.0693/ 0.383 =0.181

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