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An aqueous solution contains 2.6 %NaCl by mass. Calculate the molality of the solution.

  • Chemistry - ,

    2.6% NaCl = 2.6 gNaCl in 2.6 g NaCl + 97.4 g H2O.
    Convert 2.5 g NaCl to moles.
    Convert g H2O to kg H2O.
    m = moles/kg solvent. You should get about 0.5 m. Post your work if you get stuck.

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