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Posted by on Wednesday, October 24, 2012 at 8:22pm.

A solution of magnesium chloride, MgCl2, is prepared by dissolving 19.0g of MgCl2 in 250 mL OF water.

a.) Calculate the weight percent of magnesium chloride in solution.

b.)The denstiy of the above solution is 1.05 g/mL. Calculate the molarity of the magnesium chloride solution.

c.)Calculate the ideal freezing point of the solution. (Kf for water=-1.86 C/m)

  • Chemistry - , Wednesday, October 24, 2012 at 8:29pm

    a. what is 19.0/(250+19); change to percent
    b. volumeof solution=mass/density=269/1.05
    Molarity=molesMgCl2/volume in liters.

  • Chemistry - , Saturday, February 18, 2017 at 3:44am


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