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A Saline Solution Begins to Freeze at -1

Question 98

Multiple Choice

A saline solution begins to freeze at -1.13°C. Express the concentration of NaCl in this solution in mass %. Kf for water is 1.86°C m-1.

A) 3.48%
B) 1.74%
C) 0.870%
D) 17.8%
E) 8.90%

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